Home / 29,384.60-40,555.96-16,638.52

Finding the Fourth Proportional to 29,384.60, 40,555.96 and 16,638.52

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Solution

The fourth proportional to 29,384.60, 40,555.96 and 16,638.52 is: 22,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,384.60 : 40,555.96 = 16,638.52 : x
  2. Step 2: Convert to fraction form
    29,384.60/40,555.96 = 16,638.52/x
  3. Step 3: Cross multiply
    29,384.60x = 40,555.96 × 16,638.52
  4. Step 4: Simplify right side
    29,384.60x = 674,791,151.58
  5. Step 5: Solve for x
    x = 674,791,151.58/29,384.60
  6. Step 6: Final answer
    x = 22,964.11

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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.