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Finding the Fourth Proportional to 29,603.46, 40,853.58 and 16,175.46

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Solution

The fourth proportional to 29,603.46, 40,853.58 and 16,175.46 is: 22,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,603.46 : 40,853.58 = 16,175.46 : x
  2. Step 2: Convert to fraction form
    29,603.46/40,853.58 = 16,175.46/x
  3. Step 3: Cross multiply
    29,603.46x = 40,853.58 × 16,175.46
  4. Step 4: Simplify right side
    29,603.46x = 660,825,449.15
  5. Step 5: Solve for x
    x = 660,825,449.15/29,603.46
  6. Step 6: Final answer
    x = 22,322.57

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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.