Home / 25,270.29-37,912.10-8,630.28

Finding the Fourth Proportional to 25,270.29, 37,912.10 and 8,630.28

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Solution

The fourth proportional to 25,270.29, 37,912.10 and 8,630.28 is: 12,947.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.29 : 37,912.10 = 8,630.28 : x
  2. Step 2: Convert to fraction form
    25,270.29/37,912.10 = 8,630.28/x
  3. Step 3: Cross multiply
    25,270.29x = 37,912.10 × 8,630.28
  4. Step 4: Simplify right side
    25,270.29x = 327,191,995.24
  5. Step 5: Solve for x
    x = 327,191,995.24/25,270.29
  6. Step 6: Final answer
    x = 12,947.69

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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.