Home / 26,139.23-39,186.80-11,337.00

Finding the Fourth Proportional to 26,139.23, 39,186.80 and 11,337.00

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Solution

The fourth proportional to 26,139.23, 39,186.80 and 11,337.00 is: 16,995.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.23 : 39,186.80 = 11,337.00 : x
  2. Step 2: Convert to fraction form
    26,139.23/39,186.80 = 11,337.00/x
  3. Step 3: Cross multiply
    26,139.23x = 39,186.80 × 11,337.00
  4. Step 4: Simplify right side
    26,139.23x = 444,260,819.57
  5. Step 5: Solve for x
    x = 444,260,819.57/26,139.23
  6. Step 6: Final answer
    x = 16,995.94

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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.