Home / 10,060.29-15,180.91-9,712.80

Finding the Fourth Proportional to 10,060.29, 15,180.91 and 9,712.80

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Solution

The fourth proportional to 10,060.29, 15,180.91 and 9,712.80 is: 14,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,060.29 : 15,180.91 = 9,712.80 : x
  2. Step 2: Convert to fraction form
    10,060.29/15,180.91 = 9,712.80/x
  3. Step 3: Cross multiply
    10,060.29x = 15,180.91 × 9,712.80
  4. Step 4: Simplify right side
    10,060.29x = 147,449,118.37
  5. Step 5: Solve for x
    x = 147,449,118.37/10,060.29
  6. Step 6: Final answer
    x = 14,656.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.