Home / 26,424.24-36,470.07-20,071.86

Finding the Fourth Proportional to 26,424.24, 36,470.07 and 20,071.86

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Solution

The fourth proportional to 26,424.24, 36,470.07 and 20,071.86 is: 27,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,424.24 : 36,470.07 = 20,071.86 : x
  2. Step 2: Convert to fraction form
    26,424.24/36,470.07 = 20,071.86/x
  3. Step 3: Cross multiply
    26,424.24x = 36,470.07 × 20,071.86
  4. Step 4: Simplify right side
    26,424.24x = 732,022,139.23
  5. Step 5: Solve for x
    x = 732,022,139.23/26,424.24
  6. Step 6: Final answer
    x = 27,702.68

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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.