Home / 29,025.08-40,045.70-18,799.92

Finding the Fourth Proportional to 29,025.08, 40,045.70 and 18,799.92

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Solution

The fourth proportional to 29,025.08, 40,045.70 and 18,799.92 is: 25,938.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,025.08 : 40,045.70 = 18,799.92 : x
  2. Step 2: Convert to fraction form
    29,025.08/40,045.70 = 18,799.92/x
  3. Step 3: Cross multiply
    29,025.08x = 40,045.70 × 18,799.92
  4. Step 4: Simplify right side
    29,025.08x = 752,855,956.34
  5. Step 5: Solve for x
    x = 752,855,956.34/29,025.08
  6. Step 6: Final answer
    x = 25,938.12

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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.