Home / 15,531.13-23,184.10-14,374.86

Finding the Fourth Proportional to 15,531.13, 23,184.10 and 14,374.86

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Solution

The fourth proportional to 15,531.13, 23,184.10 and 14,374.86 is: 21,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531.13 : 23,184.10 = 14,374.86 : x
  2. Step 2: Convert to fraction form
    15,531.13/23,184.10 = 14,374.86/x
  3. Step 3: Cross multiply
    15,531.13x = 23,184.10 × 14,374.86
  4. Step 4: Simplify right side
    15,531.13x = 333,268,191.73
  5. Step 5: Solve for x
    x = 333,268,191.73/15,531.13
  6. Step 6: Final answer
    x = 21,458.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.