Home / 38,846.08-58,254.47-12,543.76

Finding the Fourth Proportional to 38,846.08, 58,254.47 and 12,543.76

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Solution

The fourth proportional to 38,846.08, 58,254.47 and 12,543.76 is: 18,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,846.08 : 58,254.47 = 12,543.76 : x
  2. Step 2: Convert to fraction form
    38,846.08/58,254.47 = 12,543.76/x
  3. Step 3: Cross multiply
    38,846.08x = 58,254.47 × 12,543.76
  4. Step 4: Simplify right side
    38,846.08x = 730,729,736.62
  5. Step 5: Solve for x
    x = 730,729,736.62/38,846.08
  6. Step 6: Final answer
    x = 18,810.90

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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.