Home / 26,123.28-36,041.24-17,170.08

Finding the Fourth Proportional to 26,123.28, 36,041.24 and 17,170.08

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Solution

The fourth proportional to 26,123.28, 36,041.24 and 17,170.08 is: 23,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.28 : 36,041.24 = 17,170.08 : x
  2. Step 2: Convert to fraction form
    26,123.28/36,041.24 = 17,170.08/x
  3. Step 3: Cross multiply
    26,123.28x = 36,041.24 × 17,170.08
  4. Step 4: Simplify right side
    26,123.28x = 618,830,974.10
  5. Step 5: Solve for x
    x = 618,830,974.10/26,123.28
  6. Step 6: Final answer
    x = 23,688.87

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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.