Home / 26,456.27-36,510.24-15,126.80

Finding the Fourth Proportional to 26,456.27, 36,510.24 and 15,126.80

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Solution

The fourth proportional to 26,456.27, 36,510.24 and 15,126.80 is: 20,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.27 : 36,510.24 = 15,126.80 : x
  2. Step 2: Convert to fraction form
    26,456.27/36,510.24 = 15,126.80/x
  3. Step 3: Cross multiply
    26,456.27x = 36,510.24 × 15,126.80
  4. Step 4: Simplify right side
    26,456.27x = 552,283,177.98
  5. Step 5: Solve for x
    x = 552,283,177.98/26,456.27
  6. Step 6: Final answer
    x = 20,875.32

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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.