Home / 26,666.20-40,006.71-11,670.66

Finding the Fourth Proportional to 26,666.20, 40,006.71 and 11,670.66

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Solution

The fourth proportional to 26,666.20, 40,006.71 and 11,670.66 is: 17,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666.20 : 40,006.71 = 11,670.66 : x
  2. Step 2: Convert to fraction form
    26,666.20/40,006.71 = 11,670.66/x
  3. Step 3: Cross multiply
    26,666.20x = 40,006.71 × 11,670.66
  4. Step 4: Simplify right side
    26,666.20x = 466,904,710.13
  5. Step 5: Solve for x
    x = 466,904,710.13/26,666.20
  6. Step 6: Final answer
    x = 17,509.23

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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.