Home / 19,537.62-29,321.93-10,180.31

Finding the Fourth Proportional to 19,537.62, 29,321.93 and 10,180.31

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Solution

The fourth proportional to 19,537.62, 29,321.93 and 10,180.31 is: 15,278.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.62 : 29,321.93 = 10,180.31 : x
  2. Step 2: Convert to fraction form
    19,537.62/29,321.93 = 10,180.31/x
  3. Step 3: Cross multiply
    19,537.62x = 29,321.93 × 10,180.31
  4. Step 4: Simplify right side
    19,537.62x = 298,506,139.69
  5. Step 5: Solve for x
    x = 298,506,139.69/19,537.62
  6. Step 6: Final answer
    x = 15,278.53

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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.