Home / 18,376.04-25,359.24-10,418.10

Finding the Fourth Proportional to 18,376.04, 25,359.24 and 10,418.10

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Solution

The fourth proportional to 18,376.04, 25,359.24 and 10,418.10 is: 14,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.04 : 25,359.24 = 10,418.10 : x
  2. Step 2: Convert to fraction form
    18,376.04/25,359.24 = 10,418.10/x
  3. Step 3: Cross multiply
    18,376.04x = 25,359.24 × 10,418.10
  4. Step 4: Simplify right side
    18,376.04x = 264,195,098.24
  5. Step 5: Solve for x
    x = 264,195,098.24/18,376.04
  6. Step 6: Final answer
    x = 14,377.15

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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.