Home / 43,005.20-64,471.02-16,336.28

Finding the Fourth Proportional to 43,005.20, 64,471.02 and 16,336.28

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Solution

The fourth proportional to 43,005.20, 64,471.02 and 16,336.28 is: 24,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.20 : 64,471.02 = 16,336.28 : x
  2. Step 2: Convert to fraction form
    43,005.20/64,471.02 = 16,336.28/x
  3. Step 3: Cross multiply
    43,005.20x = 64,471.02 × 16,336.28
  4. Step 4: Simplify right side
    43,005.20x = 1,053,216,634.61
  5. Step 5: Solve for x
    x = 1,053,216,634.61/43,005.20
  6. Step 6: Final answer
    x = 24,490.45

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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.