Home / 35,043.40-48,366.17-20,897.16

Finding the Fourth Proportional to 35,043.40, 48,366.17 and 20,897.16

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Solution

The fourth proportional to 35,043.40, 48,366.17 and 20,897.16 is: 28,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,043.40 : 48,366.17 = 20,897.16 : x
  2. Step 2: Convert to fraction form
    35,043.40/48,366.17 = 20,897.16/x
  3. Step 3: Cross multiply
    35,043.40x = 48,366.17 × 20,897.16
  4. Step 4: Simplify right side
    35,043.40x = 1,010,715,385.58
  5. Step 5: Solve for x
    x = 1,010,715,385.58/35,043.40
  6. Step 6: Final answer
    x = 28,841.82

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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.