Home / 18,264.42-25,199-14,423.86

Finding the Fourth Proportional to 18,264.42, 25,199 and 14,423.86

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Solution

The fourth proportional to 18,264.42, 25,199 and 14,423.86 is: 19,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.42 : 25,199 = 14,423.86 : x
  2. Step 2: Convert to fraction form
    18,264.42/25,199 = 14,423.86/x
  3. Step 3: Cross multiply
    18,264.42x = 25,199 × 14,423.86
  4. Step 4: Simplify right side
    18,264.42x = 363,466,848.14
  5. Step 5: Solve for x
    x = 363,466,848.14/18,264.42
  6. Step 6: Final answer
    x = 19,900.27

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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.