Home / 26,142.30-36,082.08-16,079.40

Finding the Fourth Proportional to 26,142.30, 36,082.08 and 16,079.40

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Solution

The fourth proportional to 26,142.30, 36,082.08 and 16,079.40 is: 22,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.30 : 36,082.08 = 16,079.40 : x
  2. Step 2: Convert to fraction form
    26,142.30/36,082.08 = 16,079.40/x
  3. Step 3: Cross multiply
    26,142.30x = 36,082.08 × 16,079.40
  4. Step 4: Simplify right side
    26,142.30x = 580,178,197.15
  5. Step 5: Solve for x
    x = 580,178,197.15/26,142.30
  6. Step 6: Final answer
    x = 22,193.08

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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.