Home / 34,006.08-51,005.52-20,851.68

Finding the Fourth Proportional to 34,006.08, 51,005.52 and 20,851.68

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Solution

The fourth proportional to 34,006.08, 51,005.52 and 20,851.68 is: 31,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,006.08 : 51,005.52 = 20,851.68 : x
  2. Step 2: Convert to fraction form
    34,006.08/51,005.52 = 20,851.68/x
  3. Step 3: Cross multiply
    34,006.08x = 51,005.52 × 20,851.68
  4. Step 4: Simplify right side
    34,006.08x = 1,063,550,781.27
  5. Step 5: Solve for x
    x = 1,063,550,781.27/34,006.08
  6. Step 6: Final answer
    x = 31,275.31

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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.