Home / 23,070.83-31,840.76-13,001.22

Finding the Fourth Proportional to 23,070.83, 31,840.76 and 13,001.22

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Solution

The fourth proportional to 23,070.83, 31,840.76 and 13,001.22 is: 17,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,070.83 : 31,840.76 = 13,001.22 : x
  2. Step 2: Convert to fraction form
    23,070.83/31,840.76 = 13,001.22/x
  3. Step 3: Cross multiply
    23,070.83x = 31,840.76 × 13,001.22
  4. Step 4: Simplify right side
    23,070.83x = 413,968,758.23
  5. Step 5: Solve for x
    x = 413,968,758.23/23,070.83
  6. Step 6: Final answer
    x = 17,943.39

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Half scale
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Double scale
Find fourth proportional to 23,071.83, 31,842.14 and 13,002.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.