Home / 25,353.79-38,020.96-8,710.72

Finding the Fourth Proportional to 25,353.79, 38,020.96 and 8,710.72

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Solution

The fourth proportional to 25,353.79, 38,020.96 and 8,710.72 is: 13,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.79 : 38,020.96 = 8,710.72 : x
  2. Step 2: Convert to fraction form
    25,353.79/38,020.96 = 8,710.72/x
  3. Step 3: Cross multiply
    25,353.79x = 38,020.96 × 8,710.72
  4. Step 4: Simplify right side
    25,353.79x = 331,189,936.69
  5. Step 5: Solve for x
    x = 331,189,936.69/25,353.79
  6. Step 6: Final answer
    x = 13,062.74

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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.