Home / 26,663.66-40,002.79-11,668.06

Finding the Fourth Proportional to 26,663.66, 40,002.79 and 11,668.06

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Solution

The fourth proportional to 26,663.66, 40,002.79 and 11,668.06 is: 17,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,663.66 : 40,002.79 = 11,668.06 : x
  2. Step 2: Convert to fraction form
    26,663.66/40,002.79 = 11,668.06/x
  3. Step 3: Cross multiply
    26,663.66x = 40,002.79 × 11,668.06
  4. Step 4: Simplify right side
    26,663.66x = 466,754,953.89
  5. Step 5: Solve for x
    x = 466,754,953.89/26,663.66
  6. Step 6: Final answer
    x = 17,505.28

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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.