Home / 18,354.30-25,330.51-10,397.94

Finding the Fourth Proportional to 18,354.30, 25,330.51 and 10,397.94

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Solution

The fourth proportional to 18,354.30, 25,330.51 and 10,397.94 is: 14,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.30 : 25,330.51 = 10,397.94 : x
  2. Step 2: Convert to fraction form
    18,354.30/25,330.51 = 10,397.94/x
  3. Step 3: Cross multiply
    18,354.30x = 25,330.51 × 10,397.94
  4. Step 4: Simplify right side
    18,354.30x = 263,385,097.15
  5. Step 5: Solve for x
    x = 263,385,097.15/18,354.30
  6. Step 6: Final answer
    x = 14,350.05

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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.