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Finding the Fourth Proportional to 29,053.59, 40,093.97 and 16,478.34

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Solution

The fourth proportional to 29,053.59, 40,093.97 and 16,478.34 is: 22,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,053.59 : 40,093.97 = 16,478.34 : x
  2. Step 2: Convert to fraction form
    29,053.59/40,093.97 = 16,478.34/x
  3. Step 3: Cross multiply
    29,053.59x = 40,093.97 × 16,478.34
  4. Step 4: Simplify right side
    29,053.59x = 660,681,987.22
  5. Step 5: Solve for x
    x = 660,681,987.22/29,053.59
  6. Step 6: Final answer
    x = 22,740.12

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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.