Home / 25,481.59-38,210.13-10,686.53

Finding the Fourth Proportional to 25,481.59, 38,210.13 and 10,686.53

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Solution

The fourth proportional to 25,481.59, 38,210.13 and 10,686.53 is: 16,024.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.59 : 38,210.13 = 10,686.53 : x
  2. Step 2: Convert to fraction form
    25,481.59/38,210.13 = 10,686.53/x
  3. Step 3: Cross multiply
    25,481.59x = 38,210.13 × 10,686.53
  4. Step 4: Simplify right side
    25,481.59x = 408,333,796.07
  5. Step 5: Solve for x
    x = 408,333,796.07/25,481.59
  6. Step 6: Final answer
    x = 16,024.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.