Home / 20,497.94-28,227.60-17,807.93

Finding the Fourth Proportional to 20,497.94, 28,227.60 and 17,807.93

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Solution

The fourth proportional to 20,497.94, 28,227.60 and 17,807.93 is: 24,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,497.94 : 28,227.60 = 17,807.93 : x
  2. Step 2: Convert to fraction form
    20,497.94/28,227.60 = 17,807.93/x
  3. Step 3: Cross multiply
    20,497.94x = 28,227.60 × 17,807.93
  4. Step 4: Simplify right side
    20,497.94x = 502,675,124.87
  5. Step 5: Solve for x
    x = 502,675,124.87/20,497.94
  6. Step 6: Final answer
    x = 24,523.20

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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.