Home / 31,897.76-44,018.16-17,750.30

Finding the Fourth Proportional to 31,897.76, 44,018.16 and 17,750.30

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Solution

The fourth proportional to 31,897.76, 44,018.16 and 17,750.30 is: 24,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,897.76 : 44,018.16 = 17,750.30 : x
  2. Step 2: Convert to fraction form
    31,897.76/44,018.16 = 17,750.30/x
  3. Step 3: Cross multiply
    31,897.76x = 44,018.16 × 17,750.30
  4. Step 4: Simplify right side
    31,897.76x = 781,335,545.45
  5. Step 5: Solve for x
    x = 781,335,545.45/31,897.76
  6. Step 6: Final answer
    x = 24,495.00

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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.