Home / 18,479.16-25,502.28-10,522.08

Finding the Fourth Proportional to 18,479.16, 25,502.28 and 10,522.08

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Solution

The fourth proportional to 18,479.16, 25,502.28 and 10,522.08 is: 14,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479.16 : 25,502.28 = 10,522.08 : x
  2. Step 2: Convert to fraction form
    18,479.16/25,502.28 = 10,522.08/x
  3. Step 3: Cross multiply
    18,479.16x = 25,502.28 × 10,522.08
  4. Step 4: Simplify right side
    18,479.16x = 268,337,030.34
  5. Step 5: Solve for x
    x = 268,337,030.34/18,479.16
  6. Step 6: Final answer
    x = 14,521.06

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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.