Home / 15,414.16-23,117.04-4,320.16

Finding the Fourth Proportional to 15,414.16, 23,117.04 and 4,320.16

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Solution

The fourth proportional to 15,414.16, 23,117.04 and 4,320.16 is: 6,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.16 : 23,117.04 = 4,320.16 : x
  2. Step 2: Convert to fraction form
    15,414.16/23,117.04 = 4,320.16/x
  3. Step 3: Cross multiply
    15,414.16x = 23,117.04 × 4,320.16
  4. Step 4: Simplify right side
    15,414.16x = 99,869,311.53
  5. Step 5: Solve for x
    x = 99,869,311.53/15,414.16
  6. Step 6: Final answer
    x = 6,479.06

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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.