Home / 12,360.85-18,549.32-5,347.71

Finding the Fourth Proportional to 12,360.85, 18,549.32 and 5,347.71

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Solution

The fourth proportional to 12,360.85, 18,549.32 and 5,347.71 is: 8,025.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.85 : 18,549.32 = 5,347.71 : x
  2. Step 2: Convert to fraction form
    12,360.85/18,549.32 = 5,347.71/x
  3. Step 3: Cross multiply
    12,360.85x = 18,549.32 × 5,347.71
  4. Step 4: Simplify right side
    12,360.85x = 99,196,357.32
  5. Step 5: Solve for x
    x = 99,196,357.32/12,360.85
  6. Step 6: Final answer
    x = 8,025.04

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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.