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Finding the Fourth Proportional to 22,656.63, 33,995.07 and 11,557.47

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Solution

The fourth proportional to 22,656.63, 33,995.07 and 11,557.47 is: 17,341.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,656.63 : 33,995.07 = 11,557.47 : x
  2. Step 2: Convert to fraction form
    22,656.63/33,995.07 = 11,557.47/x
  3. Step 3: Cross multiply
    22,656.63x = 33,995.07 × 11,557.47
  4. Step 4: Simplify right side
    22,656.63x = 392,897,001.67
  5. Step 5: Solve for x
    x = 392,897,001.67/22,656.63
  6. Step 6: Final answer
    x = 17,341.37

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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.