Home / 42,367.50-63,551.26-11,202.76

Finding the Fourth Proportional to 42,367.50, 63,551.26 and 11,202.76

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Solution

The fourth proportional to 42,367.50, 63,551.26 and 11,202.76 is: 16,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,367.50 : 63,551.26 = 11,202.76 : x
  2. Step 2: Convert to fraction form
    42,367.50/63,551.26 = 11,202.76/x
  3. Step 3: Cross multiply
    42,367.50x = 63,551.26 × 11,202.76
  4. Step 4: Simplify right side
    42,367.50x = 711,949,513.48
  5. Step 5: Solve for x
    x = 711,949,513.48/42,367.50
  6. Step 6: Final answer
    x = 16,804.14

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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.