Home / 15,322.19-22,938.66-11,390.85

Finding the Fourth Proportional to 15,322.19, 22,938.66 and 11,390.85

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Solution

The fourth proportional to 15,322.19, 22,938.66 and 11,390.85 is: 17,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.19 : 22,938.66 = 11,390.85 : x
  2. Step 2: Convert to fraction form
    15,322.19/22,938.66 = 11,390.85/x
  3. Step 3: Cross multiply
    15,322.19x = 22,938.66 × 11,390.85
  4. Step 4: Simplify right side
    15,322.19x = 261,290,835.26
  5. Step 5: Solve for x
    x = 261,290,835.26/15,322.19
  6. Step 6: Final answer
    x = 17,053.11

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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.