Home / 34,220.83-47,221.67-19,111.39

Finding the Fourth Proportional to 34,220.83, 47,221.67 and 19,111.39

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Solution

The fourth proportional to 34,220.83, 47,221.67 and 19,111.39 is: 26,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.83 : 47,221.67 = 19,111.39 : x
  2. Step 2: Convert to fraction form
    34,220.83/47,221.67 = 19,111.39/x
  3. Step 3: Cross multiply
    34,220.83x = 47,221.67 × 19,111.39
  4. Step 4: Simplify right side
    34,220.83x = 902,471,751.82
  5. Step 5: Solve for x
    x = 902,471,751.82/34,220.83
  6. Step 6: Final answer
    x = 26,372.00

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Half scale
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Double scale
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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.