Home / 14,224.66-19,623.78-13,565.86

Finding the Fourth Proportional to 14,224.66, 19,623.78 and 13,565.86

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Solution

The fourth proportional to 14,224.66, 19,623.78 and 13,565.86 is: 18,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.66 : 19,623.78 = 13,565.86 : x
  2. Step 2: Convert to fraction form
    14,224.66/19,623.78 = 13,565.86/x
  3. Step 3: Cross multiply
    14,224.66x = 19,623.78 × 13,565.86
  4. Step 4: Simplify right side
    14,224.66x = 266,213,452.15
  5. Step 5: Solve for x
    x = 266,213,452.15/14,224.66
  6. Step 6: Final answer
    x = 18,714.93

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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.