Home / 22,045.17-30,423.06-13,544.49

Finding the Fourth Proportional to 22,045.17, 30,423.06 and 13,544.49

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Solution

The fourth proportional to 22,045.17, 30,423.06 and 13,544.49 is: 18,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.17 : 30,423.06 = 13,544.49 : x
  2. Step 2: Convert to fraction form
    22,045.17/30,423.06 = 13,544.49/x
  3. Step 3: Cross multiply
    22,045.17x = 30,423.06 × 13,544.49
  4. Step 4: Simplify right side
    22,045.17x = 412,064,831.94
  5. Step 5: Solve for x
    x = 412,064,831.94/22,045.17
  6. Step 6: Final answer
    x = 18,691.84

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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.