Home / 42,557.59-63,835.17-11,392.84

Finding the Fourth Proportional to 42,557.59, 63,835.17 and 11,392.84

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Solution

The fourth proportional to 42,557.59, 63,835.17 and 11,392.84 is: 17,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557.59 : 63,835.17 = 11,392.84 : x
  2. Step 2: Convert to fraction form
    42,557.59/63,835.17 = 11,392.84/x
  3. Step 3: Cross multiply
    42,557.59x = 63,835.17 × 11,392.84
  4. Step 4: Simplify right side
    42,557.59x = 727,263,878.18
  5. Step 5: Solve for x
    x = 727,263,878.18/42,557.59
  6. Step 6: Final answer
    x = 17,088.93

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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.