Home / 23,431.28-32,342.10-16,359.98

Finding the Fourth Proportional to 23,431.28, 32,342.10 and 16,359.98

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Solution

The fourth proportional to 23,431.28, 32,342.10 and 16,359.98 is: 22,581.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.28 : 32,342.10 = 16,359.98 : x
  2. Step 2: Convert to fraction form
    23,431.28/32,342.10 = 16,359.98/x
  3. Step 3: Cross multiply
    23,431.28x = 32,342.10 × 16,359.98
  4. Step 4: Simplify right side
    23,431.28x = 529,116,109.16
  5. Step 5: Solve for x
    x = 529,116,109.16/23,431.28
  6. Step 6: Final answer
    x = 22,581.61

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1.5x scale

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.