Home / 14,397.95-21,559.57-12,331.24

Finding the Fourth Proportional to 14,397.95, 21,559.57 and 12,331.24

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Solution

The fourth proportional to 14,397.95, 21,559.57 and 12,331.24 is: 18,464.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,397.95 : 21,559.57 = 12,331.24 : x
  2. Step 2: Convert to fraction form
    14,397.95/21,559.57 = 12,331.24/x
  3. Step 3: Cross multiply
    14,397.95x = 21,559.57 × 12,331.24
  4. Step 4: Simplify right side
    14,397.95x = 265,856,147.24
  5. Step 5: Solve for x
    x = 265,856,147.24/14,397.95
  6. Step 6: Final answer
    x = 18,464.86

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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.