Home / 18,182.31-25,089.67-10,114.65

Finding the Fourth Proportional to 18,182.31, 25,089.67 and 10,114.65

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Solution

The fourth proportional to 18,182.31, 25,089.67 and 10,114.65 is: 13,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.31 : 25,089.67 = 10,114.65 : x
  2. Step 2: Convert to fraction form
    18,182.31/25,089.67 = 10,114.65/x
  3. Step 3: Cross multiply
    18,182.31x = 25,089.67 × 10,114.65
  4. Step 4: Simplify right side
    18,182.31x = 253,773,230.67
  5. Step 5: Solve for x
    x = 253,773,230.67/18,182.31
  6. Step 6: Final answer
    x = 13,957.15

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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.