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Finding the Fourth Proportional to 29,742.47, 41,048.03 and 17,805.80

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Solution

The fourth proportional to 29,742.47, 41,048.03 and 17,805.80 is: 24,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,742.47 : 41,048.03 = 17,805.80 : x
  2. Step 2: Convert to fraction form
    29,742.47/41,048.03 = 17,805.80/x
  3. Step 3: Cross multiply
    29,742.47x = 41,048.03 × 17,805.80
  4. Step 4: Simplify right side
    29,742.47x = 730,892,807.33
  5. Step 5: Solve for x
    x = 730,892,807.33/29,742.47
  6. Step 6: Final answer
    x = 24,574.05

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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.