Home / 29,353.12-40,506.24-15,924.16

Finding the Fourth Proportional to 29,353.12, 40,506.24 and 15,924.16

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Solution

The fourth proportional to 29,353.12, 40,506.24 and 15,924.16 is: 21,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,353.12 : 40,506.24 = 15,924.16 : x
  2. Step 2: Convert to fraction form
    29,353.12/40,506.24 = 15,924.16/x
  3. Step 3: Cross multiply
    29,353.12x = 40,506.24 × 15,924.16
  4. Step 4: Simplify right side
    29,353.12x = 645,027,846.76
  5. Step 5: Solve for x
    x = 645,027,846.76/29,353.12
  6. Step 6: Final answer
    x = 21,974.76

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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.