Home / 26,330.24-39,471.86-9,686.28

Finding the Fourth Proportional to 26,330.24, 39,471.86 and 9,686.28

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Solution

The fourth proportional to 26,330.24, 39,471.86 and 9,686.28 is: 14,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,330.24 : 39,471.86 = 9,686.28 : x
  2. Step 2: Convert to fraction form
    26,330.24/39,471.86 = 9,686.28/x
  3. Step 3: Cross multiply
    26,330.24x = 39,471.86 × 9,686.28
  4. Step 4: Simplify right side
    26,330.24x = 382,335,488.08
  5. Step 5: Solve for x
    x = 382,335,488.08/26,330.24
  6. Step 6: Final answer
    x = 14,520.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.