Home / 28,094.47-42,141.41-16,240.70

Finding the Fourth Proportional to 28,094.47, 42,141.41 and 16,240.70

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Solution

The fourth proportional to 28,094.47, 42,141.41 and 16,240.70 is: 24,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094.47 : 42,141.41 = 16,240.70 : x
  2. Step 2: Convert to fraction form
    28,094.47/42,141.41 = 16,240.70/x
  3. Step 3: Cross multiply
    28,094.47x = 42,141.41 × 16,240.70
  4. Step 4: Simplify right side
    28,094.47x = 684,405,997.39
  5. Step 5: Solve for x
    x = 684,405,997.39/28,094.47
  6. Step 6: Final answer
    x = 24,360.88

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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.