Home / 23,439.30-35,155.16-8,655.18

Finding the Fourth Proportional to 23,439.30, 35,155.16 and 8,655.18

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Solution

The fourth proportional to 23,439.30, 35,155.16 and 8,655.18 is: 12,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.30 : 35,155.16 = 8,655.18 : x
  2. Step 2: Convert to fraction form
    23,439.30/35,155.16 = 8,655.18/x
  3. Step 3: Cross multiply
    23,439.30x = 35,155.16 × 8,655.18
  4. Step 4: Simplify right side
    23,439.30x = 304,274,237.73
  5. Step 5: Solve for x
    x = 304,274,237.73/23,439.30
  6. Step 6: Final answer
    x = 12,981.37

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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.