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Finding the Fourth Proportional to 29,475.61, 40,670.03 and 17,536.61

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Solution

The fourth proportional to 29,475.61, 40,670.03 and 17,536.61 is: 24,196.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,475.61 : 40,670.03 = 17,536.61 : x
  2. Step 2: Convert to fraction form
    29,475.61/40,670.03 = 17,536.61/x
  3. Step 3: Cross multiply
    29,475.61x = 40,670.03 × 17,536.61
  4. Step 4: Simplify right side
    29,475.61x = 713,214,454.80
  5. Step 5: Solve for x
    x = 713,214,454.80/29,475.61
  6. Step 6: Final answer
    x = 24,196.77

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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.