Home / 31,044.26-42,841.01-16,897.07

Finding the Fourth Proportional to 31,044.26, 42,841.01 and 16,897.07

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Solution

The fourth proportional to 31,044.26, 42,841.01 and 16,897.07 is: 23,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,044.26 : 42,841.01 = 16,897.07 : x
  2. Step 2: Convert to fraction form
    31,044.26/42,841.01 = 16,897.07/x
  3. Step 3: Cross multiply
    31,044.26x = 42,841.01 × 16,897.07
  4. Step 4: Simplify right side
    31,044.26x = 723,887,246.15
  5. Step 5: Solve for x
    x = 723,887,246.15/31,044.26
  6. Step 6: Final answer
    x = 23,317.91

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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.