Home / 22,909.20-34,363.32-12,384.24

Finding the Fourth Proportional to 22,909.20, 34,363.32 and 12,384.24

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Solution

The fourth proportional to 22,909.20, 34,363.32 and 12,384.24 is: 18,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,909.20 : 34,363.32 = 12,384.24 : x
  2. Step 2: Convert to fraction form
    22,909.20/34,363.32 = 12,384.24/x
  3. Step 3: Cross multiply
    22,909.20x = 34,363.32 × 12,384.24
  4. Step 4: Simplify right side
    22,909.20x = 425,563,602.08
  5. Step 5: Solve for x
    x = 425,563,602.08/22,909.20
  6. Step 6: Final answer
    x = 18,576.10

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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.