Home / 15,292.92-22,912.80-8,277.75

Finding the Fourth Proportional to 15,292.92, 22,912.80 and 8,277.75

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Solution

The fourth proportional to 15,292.92, 22,912.80 and 8,277.75 is: 12,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,292.92 : 22,912.80 = 8,277.75 : x
  2. Step 2: Convert to fraction form
    15,292.92/22,912.80 = 8,277.75/x
  3. Step 3: Cross multiply
    15,292.92x = 22,912.80 × 8,277.75
  4. Step 4: Simplify right side
    15,292.92x = 189,666,430.20
  5. Step 5: Solve for x
    x = 189,666,430.20/15,292.92
  6. Step 6: Final answer
    x = 12,402.24

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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.