Home / 18,049-24,914.40-13,585.66

Finding the Fourth Proportional to 18,049, 24,914.40 and 13,585.66

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Solution

The fourth proportional to 18,049, 24,914.40 and 13,585.66 is: 18,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049 : 24,914.40 = 13,585.66 : x
  2. Step 2: Convert to fraction form
    18,049/24,914.40 = 13,585.66/x
  3. Step 3: Cross multiply
    18,049x = 24,914.40 × 13,585.66
  4. Step 4: Simplify right side
    18,049x = 338,478,567.50
  5. Step 5: Solve for x
    x = 338,478,567.50/18,049
  6. Step 6: Final answer
    x = 18,753.31

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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.