Home / 29,250.83-40,366.03-15,822.12

Finding the Fourth Proportional to 29,250.83, 40,366.03 and 15,822.12

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Solution

The fourth proportional to 29,250.83, 40,366.03 and 15,822.12 is: 21,834.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.83 : 40,366.03 = 15,822.12 : x
  2. Step 2: Convert to fraction form
    29,250.83/40,366.03 = 15,822.12/x
  3. Step 3: Cross multiply
    29,250.83x = 40,366.03 × 15,822.12
  4. Step 4: Simplify right side
    29,250.83x = 638,676,170.58
  5. Step 5: Solve for x
    x = 638,676,170.58/29,250.83
  6. Step 6: Final answer
    x = 21,834.46

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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.