Home / 42,193.28-63,295.50-15,535.64

Finding the Fourth Proportional to 42,193.28, 63,295.50 and 15,535.64

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Solution

The fourth proportional to 42,193.28, 63,295.50 and 15,535.64 is: 23,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,193.28 : 63,295.50 = 15,535.64 : x
  2. Step 2: Convert to fraction form
    42,193.28/63,295.50 = 15,535.64/x
  3. Step 3: Cross multiply
    42,193.28x = 63,295.50 × 15,535.64
  4. Step 4: Simplify right side
    42,193.28x = 983,336,101.62
  5. Step 5: Solve for x
    x = 983,336,101.62/42,193.28
  6. Step 6: Final answer
    x = 23,305.51

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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.