Home / 24,363.40-36,588.30-18,830.20

Finding the Fourth Proportional to 24,363.40, 36,588.30 and 18,830.20

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Solution

The fourth proportional to 24,363.40, 36,588.30 and 18,830.20 is: 28,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,363.40 : 36,588.30 = 18,830.20 : x
  2. Step 2: Convert to fraction form
    24,363.40/36,588.30 = 18,830.20/x
  3. Step 3: Cross multiply
    24,363.40x = 36,588.30 × 18,830.20
  4. Step 4: Simplify right side
    24,363.40x = 688,965,006.66
  5. Step 5: Solve for x
    x = 688,965,006.66/24,363.40
  6. Step 6: Final answer
    x = 28,278.69

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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.