Home / 14,721.78-22,050.34-13,569.49

Finding the Fourth Proportional to 14,721.78, 22,050.34 and 13,569.49

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Solution

The fourth proportional to 14,721.78, 22,050.34 and 13,569.49 is: 20,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,721.78 : 22,050.34 = 13,569.49 : x
  2. Step 2: Convert to fraction form
    14,721.78/22,050.34 = 13,569.49/x
  3. Step 3: Cross multiply
    14,721.78x = 22,050.34 × 13,569.49
  4. Step 4: Simplify right side
    14,721.78x = 299,211,868.13
  5. Step 5: Solve for x
    x = 299,211,868.13/14,721.78
  6. Step 6: Final answer
    x = 20,324.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.