Home / 23,398.20-32,288.76-12,787.74

Finding the Fourth Proportional to 23,398.20, 32,288.76 and 12,787.74

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Solution

The fourth proportional to 23,398.20, 32,288.76 and 12,787.74 is: 17,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,398.20 : 32,288.76 = 12,787.74 : x
  2. Step 2: Convert to fraction form
    23,398.20/32,288.76 = 12,787.74/x
  3. Step 3: Cross multiply
    23,398.20x = 32,288.76 × 12,787.74
  4. Step 4: Simplify right side
    23,398.20x = 412,900,267.80
  5. Step 5: Solve for x
    x = 412,900,267.80/23,398.20
  6. Step 6: Final answer
    x = 17,646.67

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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.