Home / 15,575.49-23,362.92-3,888.81

Finding the Fourth Proportional to 15,575.49, 23,362.92 and 3,888.81

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Solution

The fourth proportional to 15,575.49, 23,362.92 and 3,888.81 is: 5,833.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.49 : 23,362.92 = 3,888.81 : x
  2. Step 2: Convert to fraction form
    15,575.49/23,362.92 = 3,888.81/x
  3. Step 3: Cross multiply
    15,575.49x = 23,362.92 × 3,888.81
  4. Step 4: Simplify right side
    15,575.49x = 90,853,956.93
  5. Step 5: Solve for x
    x = 90,853,956.93/15,575.49
  6. Step 6: Final answer
    x = 5,833.14

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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.