Home / 42,290.93-63,411.78-15,997.72

Finding the Fourth Proportional to 42,290.93, 63,411.78 and 15,997.72

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Solution

The fourth proportional to 42,290.93, 63,411.78 and 15,997.72 is: 23,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,290.93 : 63,411.78 = 15,997.72 : x
  2. Step 2: Convert to fraction form
    42,290.93/63,411.78 = 15,997.72/x
  3. Step 3: Cross multiply
    42,290.93x = 63,411.78 × 15,997.72
  4. Step 4: Simplify right side
    42,290.93x = 1,014,443,584.08
  5. Step 5: Solve for x
    x = 1,014,443,584.08/42,290.93
  6. Step 6: Final answer
    x = 23,987.26

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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.