Home / 22,359.24-30,856.44-12,287.50

Finding the Fourth Proportional to 22,359.24, 30,856.44 and 12,287.50

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Solution

The fourth proportional to 22,359.24, 30,856.44 and 12,287.50 is: 16,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359.24 : 30,856.44 = 12,287.50 : x
  2. Step 2: Convert to fraction form
    22,359.24/30,856.44 = 12,287.50/x
  3. Step 3: Cross multiply
    22,359.24x = 30,856.44 × 12,287.50
  4. Step 4: Simplify right side
    22,359.24x = 379,148,475.44
  5. Step 5: Solve for x
    x = 379,148,475.44/22,359.24
  6. Step 6: Final answer
    x = 16,957.13

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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.