Home / 24,919.28-34,388.64-15,966.80

Finding the Fourth Proportional to 24,919.28, 34,388.64 and 15,966.80

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Solution

The fourth proportional to 24,919.28, 34,388.64 and 15,966.80 is: 22,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,919.28 : 34,388.64 = 15,966.80 : x
  2. Step 2: Convert to fraction form
    24,919.28/34,388.64 = 15,966.80/x
  3. Step 3: Cross multiply
    24,919.28x = 34,388.64 × 15,966.80
  4. Step 4: Simplify right side
    24,919.28x = 549,076,537.15
  5. Step 5: Solve for x
    x = 549,076,537.15/24,919.28
  6. Step 6: Final answer
    x = 22,034.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.