Home / 40,685.76-56,108.16-27,049.92

Finding the Fourth Proportional to 40,685.76, 56,108.16 and 27,049.92

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Solution

The fourth proportional to 40,685.76, 56,108.16 and 27,049.92 is: 37,303.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,685.76 : 56,108.16 = 27,049.92 : x
  2. Step 2: Convert to fraction form
    40,685.76/56,108.16 = 27,049.92/x
  3. Step 3: Cross multiply
    40,685.76x = 56,108.16 × 27,049.92
  4. Step 4: Simplify right side
    40,685.76x = 1,517,721,239.35
  5. Step 5: Solve for x
    x = 1,517,721,239.35/40,685.76
  6. Step 6: Final answer
    x = 37,303.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.