Home / 42,445.12-63,639.84-23,727.16

Finding the Fourth Proportional to 42,445.12, 63,639.84 and 23,727.16

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Solution

The fourth proportional to 42,445.12, 63,639.84 and 23,727.16 is: 35,575.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,445.12 : 63,639.84 = 23,727.16 : x
  2. Step 2: Convert to fraction form
    42,445.12/63,639.84 = 23,727.16/x
  3. Step 3: Cross multiply
    42,445.12x = 63,639.84 × 23,727.16
  4. Step 4: Simplify right side
    42,445.12x = 1,509,992,666.05
  5. Step 5: Solve for x
    x = 1,509,992,666.05/42,445.12
  6. Step 6: Final answer
    x = 35,575.18

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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.