Home / 15,972.24-22,042.06-8,898.50

Finding the Fourth Proportional to 15,972.24, 22,042.06 and 8,898.50

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Solution

The fourth proportional to 15,972.24, 22,042.06 and 8,898.50 is: 12,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.24 : 22,042.06 = 8,898.50 : x
  2. Step 2: Convert to fraction form
    15,972.24/22,042.06 = 8,898.50/x
  3. Step 3: Cross multiply
    15,972.24x = 22,042.06 × 8,898.50
  4. Step 4: Simplify right side
    15,972.24x = 196,141,270.91
  5. Step 5: Solve for x
    x = 196,141,270.91/15,972.24
  6. Step 6: Final answer
    x = 12,280.14

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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.