Home / 12,368.28-18,549.06-3,600.92

Finding the Fourth Proportional to 12,368.28, 18,549.06 and 3,600.92

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Solution

The fourth proportional to 12,368.28, 18,549.06 and 3,600.92 is: 5,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.28 : 18,549.06 = 3,600.92 : x
  2. Step 2: Convert to fraction form
    12,368.28/18,549.06 = 3,600.92/x
  3. Step 3: Cross multiply
    12,368.28x = 18,549.06 × 3,600.92
  4. Step 4: Simplify right side
    12,368.28x = 66,793,681.14
  5. Step 5: Solve for x
    x = 66,793,681.14/12,368.28
  6. Step 6: Final answer
    x = 5,400.40

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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.