Home / 38,299.42-57,449.16-12,006.24

Finding the Fourth Proportional to 38,299.42, 57,449.16 and 12,006.24

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Solution

The fourth proportional to 38,299.42, 57,449.16 and 12,006.24 is: 18,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.42 : 57,449.16 = 12,006.24 : x
  2. Step 2: Convert to fraction form
    38,299.42/57,449.16 = 12,006.24/x
  3. Step 3: Cross multiply
    38,299.42x = 57,449.16 × 12,006.24
  4. Step 4: Simplify right side
    38,299.42x = 689,748,402.76
  5. Step 5: Solve for x
    x = 689,748,402.76/38,299.42
  6. Step 6: Final answer
    x = 18,009.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.