Home / 15,220.92-22,820.65-5,853.07

Finding the Fourth Proportional to 15,220.92, 22,820.65 and 5,853.07

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Solution

The fourth proportional to 15,220.92, 22,820.65 and 5,853.07 is: 8,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,220.92 : 22,820.65 = 5,853.07 : x
  2. Step 2: Convert to fraction form
    15,220.92/22,820.65 = 5,853.07/x
  3. Step 3: Cross multiply
    15,220.92x = 22,820.65 × 5,853.07
  4. Step 4: Simplify right side
    15,220.92x = 133,570,790.21
  5. Step 5: Solve for x
    x = 133,570,790.21/15,220.92
  6. Step 6: Final answer
    x = 8,775.47

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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.