Home / 18,298.88-25,239.72-14,516.74

Finding the Fourth Proportional to 18,298.88, 25,239.72 and 14,516.74

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Solution

The fourth proportional to 18,298.88, 25,239.72 and 14,516.74 is: 20,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.88 : 25,239.72 = 14,516.74 : x
  2. Step 2: Convert to fraction form
    18,298.88/25,239.72 = 14,516.74/x
  3. Step 3: Cross multiply
    18,298.88x = 25,239.72 × 14,516.74
  4. Step 4: Simplify right side
    18,298.88x = 366,398,452.91
  5. Step 5: Solve for x
    x = 366,398,452.91/18,298.88
  6. Step 6: Final answer
    x = 20,023.00

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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.