Home / 38,340.60-57,509.28-12,044.76

Finding the Fourth Proportional to 38,340.60, 57,509.28 and 12,044.76

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Solution

The fourth proportional to 38,340.60, 57,509.28 and 12,044.76 is: 18,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340.60 : 57,509.28 = 12,044.76 : x
  2. Step 2: Convert to fraction form
    38,340.60/57,509.28 = 12,044.76/x
  3. Step 3: Cross multiply
    38,340.60x = 57,509.28 × 12,044.76
  4. Step 4: Simplify right side
    38,340.60x = 692,685,475.37
  5. Step 5: Solve for x
    x = 692,685,475.37/38,340.60
  6. Step 6: Final answer
    x = 18,066.63

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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.