Home / 15,138.33-22,707.56-5,277.59

Finding the Fourth Proportional to 15,138.33, 22,707.56 and 5,277.59

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Solution

The fourth proportional to 15,138.33, 22,707.56 and 5,277.59 is: 7,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138.33 : 22,707.56 = 5,277.59 : x
  2. Step 2: Convert to fraction form
    15,138.33/22,707.56 = 5,277.59/x
  3. Step 3: Cross multiply
    15,138.33x = 22,707.56 × 5,277.59
  4. Step 4: Simplify right side
    15,138.33x = 119,841,191.58
  5. Step 5: Solve for x
    x = 119,841,191.58/15,138.33
  6. Step 6: Final answer
    x = 7,916.41

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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.