Home / 35,553.90-53,338.14-12,182.16

Finding the Fourth Proportional to 35,553.90, 53,338.14 and 12,182.16

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Solution

The fourth proportional to 35,553.90, 53,338.14 and 12,182.16 is: 18,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.90 : 53,338.14 = 12,182.16 : x
  2. Step 2: Convert to fraction form
    35,553.90/53,338.14 = 12,182.16/x
  3. Step 3: Cross multiply
    35,553.90x = 53,338.14 × 12,182.16
  4. Step 4: Simplify right side
    35,553.90x = 649,773,755.58
  5. Step 5: Solve for x
    x = 649,773,755.58/35,553.90
  6. Step 6: Final answer
    x = 18,275.74

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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.