Home / 16,581.47-24,875.79-5,487.60

Finding the Fourth Proportional to 16,581.47, 24,875.79 and 5,487.60

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Solution

The fourth proportional to 16,581.47, 24,875.79 and 5,487.60 is: 8,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.47 : 24,875.79 = 5,487.60 : x
  2. Step 2: Convert to fraction form
    16,581.47/24,875.79 = 5,487.60/x
  3. Step 3: Cross multiply
    16,581.47x = 24,875.79 × 5,487.60
  4. Step 4: Simplify right side
    16,581.47x = 136,508,357.77
  5. Step 5: Solve for x
    x = 136,508,357.77/16,581.47
  6. Step 6: Final answer
    x = 8,232.58

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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.