Home / 29,085.96-40,141.98-16,513.08

Finding the Fourth Proportional to 29,085.96, 40,141.98 and 16,513.08

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Solution

The fourth proportional to 29,085.96, 40,141.98 and 16,513.08 is: 22,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.96 : 40,141.98 = 16,513.08 : x
  2. Step 2: Convert to fraction form
    29,085.96/40,141.98 = 16,513.08/x
  3. Step 3: Cross multiply
    29,085.96x = 40,141.98 × 16,513.08
  4. Step 4: Simplify right side
    29,085.96x = 662,867,727.10
  5. Step 5: Solve for x
    x = 662,867,727.10/29,085.96
  6. Step 6: Final answer
    x = 22,789.96

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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.