Home / 23,439.03-32,337.81-13,360.20

Finding the Fourth Proportional to 23,439.03, 32,337.81 and 13,360.20

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Solution

The fourth proportional to 23,439.03, 32,337.81 and 13,360.20 is: 18,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.03 : 32,337.81 = 13,360.20 : x
  2. Step 2: Convert to fraction form
    23,439.03/32,337.81 = 13,360.20/x
  3. Step 3: Cross multiply
    23,439.03x = 32,337.81 × 13,360.20
  4. Step 4: Simplify right side
    23,439.03x = 432,039,609.16
  5. Step 5: Solve for x
    x = 432,039,609.16/23,439.03
  6. Step 6: Final answer
    x = 18,432.49

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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.