Home / 12,387.42-18,572.49-4,594.14

Finding the Fourth Proportional to 12,387.42, 18,572.49 and 4,594.14

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Solution

The fourth proportional to 12,387.42, 18,572.49 and 4,594.14 is: 6,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,387.42 : 18,572.49 = 4,594.14 : x
  2. Step 2: Convert to fraction form
    12,387.42/18,572.49 = 4,594.14/x
  3. Step 3: Cross multiply
    12,387.42x = 18,572.49 × 4,594.14
  4. Step 4: Simplify right side
    12,387.42x = 85,324,619.21
  5. Step 5: Solve for x
    x = 85,324,619.21/12,387.42
  6. Step 6: Final answer
    x = 6,888.01

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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.