Home / 29,702.82-40,988.64-17,759.10

Finding the Fourth Proportional to 29,702.82, 40,988.64 and 17,759.10

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Solution

The fourth proportional to 29,702.82, 40,988.64 and 17,759.10 is: 24,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,702.82 : 40,988.64 = 17,759.10 : x
  2. Step 2: Convert to fraction form
    29,702.82/40,988.64 = 17,759.10/x
  3. Step 3: Cross multiply
    29,702.82x = 40,988.64 × 17,759.10
  4. Step 4: Simplify right side
    29,702.82x = 727,921,356.62
  5. Step 5: Solve for x
    x = 727,921,356.62/29,702.82
  6. Step 6: Final answer
    x = 24,506.81

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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.