Home / 39,008.70-58,491.45-16,818.30

Finding the Fourth Proportional to 39,008.70, 58,491.45 and 16,818.30

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Solution

The fourth proportional to 39,008.70, 58,491.45 and 16,818.30 is: 25,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,008.70 : 58,491.45 = 16,818.30 : x
  2. Step 2: Convert to fraction form
    39,008.70/58,491.45 = 16,818.30/x
  3. Step 3: Cross multiply
    39,008.70x = 58,491.45 × 16,818.30
  4. Step 4: Simplify right side
    39,008.70x = 983,726,753.54
  5. Step 5: Solve for x
    x = 983,726,753.54/39,008.70
  6. Step 6: Final answer
    x = 25,218.14

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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.