Home / 16,370.76-22,600.26-11,021.28

Finding the Fourth Proportional to 16,370.76, 22,600.26 and 11,021.28

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Solution

The fourth proportional to 16,370.76, 22,600.26 and 11,021.28 is: 15,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,370.76 : 22,600.26 = 11,021.28 : x
  2. Step 2: Convert to fraction form
    16,370.76/22,600.26 = 11,021.28/x
  3. Step 3: Cross multiply
    16,370.76x = 22,600.26 × 11,021.28
  4. Step 4: Simplify right side
    16,370.76x = 249,083,793.53
  5. Step 5: Solve for x
    x = 249,083,793.53/16,370.76
  6. Step 6: Final answer
    x = 15,215.16

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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.