Home / 15,414.83-23,126.16-4,321.57

Finding the Fourth Proportional to 15,414.83, 23,126.16 and 4,321.57

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Solution

The fourth proportional to 15,414.83, 23,126.16 and 4,321.57 is: 6,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.83 : 23,126.16 = 4,321.57 : x
  2. Step 2: Convert to fraction form
    15,414.83/23,126.16 = 4,321.57/x
  3. Step 3: Cross multiply
    15,414.83x = 23,126.16 × 4,321.57
  4. Step 4: Simplify right side
    15,414.83x = 99,941,203.64
  5. Step 5: Solve for x
    x = 99,941,203.64/15,414.83
  6. Step 6: Final answer
    x = 6,483.45

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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.