Home / 29,199.24-40,294.95-15,770.49

Finding the Fourth Proportional to 29,199.24, 40,294.95 and 15,770.49

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Solution

The fourth proportional to 29,199.24, 40,294.95 and 15,770.49 is: 21,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.24 : 40,294.95 = 15,770.49 : x
  2. Step 2: Convert to fraction form
    29,199.24/40,294.95 = 15,770.49/x
  3. Step 3: Cross multiply
    29,199.24x = 40,294.95 × 15,770.49
  4. Step 4: Simplify right side
    29,199.24x = 635,471,106.03
  5. Step 5: Solve for x
    x = 635,471,106.03/29,199.24
  6. Step 6: Final answer
    x = 21,763.28

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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.