Home / 19,862.76-29,794.08-12,472.41

Finding the Fourth Proportional to 19,862.76, 29,794.08 and 12,472.41

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Solution

The fourth proportional to 19,862.76, 29,794.08 and 12,472.41 is: 18,708.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.76 : 29,794.08 = 12,472.41 : x
  2. Step 2: Convert to fraction form
    19,862.76/29,794.08 = 12,472.41/x
  3. Step 3: Cross multiply
    19,862.76x = 29,794.08 × 12,472.41
  4. Step 4: Simplify right side
    19,862.76x = 371,603,981.33
  5. Step 5: Solve for x
    x = 371,603,981.33/19,862.76
  6. Step 6: Final answer
    x = 18,708.58

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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.