Home / 42,497.93-63,589.65-25,640.70

Finding the Fourth Proportional to 42,497.93, 63,589.65 and 25,640.70

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Solution

The fourth proportional to 42,497.93, 63,589.65 and 25,640.70 is: 38,366.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497.93 : 63,589.65 = 25,640.70 : x
  2. Step 2: Convert to fraction form
    42,497.93/63,589.65 = 25,640.70/x
  3. Step 3: Cross multiply
    42,497.93x = 63,589.65 × 25,640.70
  4. Step 4: Simplify right side
    42,497.93x = 1,630,483,138.76
  5. Step 5: Solve for x
    x = 1,630,483,138.76/42,497.93
  6. Step 6: Final answer
    x = 38,366.18

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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.