Home / 29,690.55-40,973.45-17,755.20

Finding the Fourth Proportional to 29,690.55, 40,973.45 and 17,755.20

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Solution

The fourth proportional to 29,690.55, 40,973.45 and 17,755.20 is: 24,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.55 : 40,973.45 = 17,755.20 : x
  2. Step 2: Convert to fraction form
    29,690.55/40,973.45 = 17,755.20/x
  3. Step 3: Cross multiply
    29,690.55x = 40,973.45 × 17,755.20
  4. Step 4: Simplify right side
    29,690.55x = 727,491,710.66
  5. Step 5: Solve for x
    x = 727,491,710.66/29,690.55
  6. Step 6: Final answer
    x = 24,502.47

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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.