Home / 18,864.08-28,294.20-5,014.16

Finding the Fourth Proportional to 18,864.08, 28,294.20 and 5,014.16

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Solution

The fourth proportional to 18,864.08, 28,294.20 and 5,014.16 is: 7,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.08 : 28,294.20 = 5,014.16 : x
  2. Step 2: Convert to fraction form
    18,864.08/28,294.20 = 5,014.16/x
  3. Step 3: Cross multiply
    18,864.08x = 28,294.20 × 5,014.16
  4. Step 4: Simplify right side
    18,864.08x = 141,871,645.87
  5. Step 5: Solve for x
    x = 141,871,645.87/18,864.08
  6. Step 6: Final answer
    x = 7,520.73

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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.