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Finding the Fourth Proportional to 34,287.66, 47,326.48 and 19,950.26

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Solution

The fourth proportional to 34,287.66, 47,326.48 and 19,950.26 is: 27,536.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,287.66 : 47,326.48 = 19,950.26 : x
  2. Step 2: Convert to fraction form
    34,287.66/47,326.48 = 19,950.26/x
  3. Step 3: Cross multiply
    34,287.66x = 47,326.48 × 19,950.26
  4. Step 4: Simplify right side
    34,287.66x = 944,175,294.38
  5. Step 5: Solve for x
    x = 944,175,294.38/34,287.66
  6. Step 6: Final answer
    x = 27,536.88

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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.