Home / 22,337.30-30,825.74-12,777.04

Finding the Fourth Proportional to 22,337.30, 30,825.74 and 12,777.04

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Solution

The fourth proportional to 22,337.30, 30,825.74 and 12,777.04 is: 17,632.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.30 : 30,825.74 = 12,777.04 : x
  2. Step 2: Convert to fraction form
    22,337.30/30,825.74 = 12,777.04/x
  3. Step 3: Cross multiply
    22,337.30x = 30,825.74 × 12,777.04
  4. Step 4: Simplify right side
    22,337.30x = 393,861,713.01
  5. Step 5: Solve for x
    x = 393,861,713.01/22,337.30
  6. Step 6: Final answer
    x = 17,632.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.