Home / 21,032.76-31,555.22-6,800.93

Finding the Fourth Proportional to 21,032.76, 31,555.22 and 6,800.93

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Solution

The fourth proportional to 21,032.76, 31,555.22 and 6,800.93 is: 10,203.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032.76 : 31,555.22 = 6,800.93 : x
  2. Step 2: Convert to fraction form
    21,032.76/31,555.22 = 6,800.93/x
  3. Step 3: Cross multiply
    21,032.76x = 31,555.22 × 6,800.93
  4. Step 4: Simplify right side
    21,032.76x = 214,604,842.35
  5. Step 5: Solve for x
    x = 214,604,842.35/21,032.76
  6. Step 6: Final answer
    x = 10,203.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.