Home / 13,098.24-19,552.25-12,122.48

Finding the Fourth Proportional to 13,098.24, 19,552.25 and 12,122.48

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Solution

The fourth proportional to 13,098.24, 19,552.25 and 12,122.48 is: 18,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.24 : 19,552.25 = 12,122.48 : x
  2. Step 2: Convert to fraction form
    13,098.24/19,552.25 = 12,122.48/x
  3. Step 3: Cross multiply
    13,098.24x = 19,552.25 × 12,122.48
  4. Step 4: Simplify right side
    13,098.24x = 237,021,838.77
  5. Step 5: Solve for x
    x = 237,021,838.77/13,098.24
  6. Step 6: Final answer
    x = 18,095.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.