Home / 15,221.95-22,827.45-5,857.26

Finding the Fourth Proportional to 15,221.95, 22,827.45 and 5,857.26

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Solution

The fourth proportional to 15,221.95, 22,827.45 and 5,857.26 is: 8,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,221.95 : 22,827.45 = 5,857.26 : x
  2. Step 2: Convert to fraction form
    15,221.95/22,827.45 = 5,857.26/x
  3. Step 3: Cross multiply
    15,221.95x = 22,827.45 × 5,857.26
  4. Step 4: Simplify right side
    15,221.95x = 133,706,309.79
  5. Step 5: Solve for x
    x = 133,706,309.79/15,221.95
  6. Step 6: Final answer
    x = 8,783.78

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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.