Home / 15,076.93-22,621.55-5,223.15

Finding the Fourth Proportional to 15,076.93, 22,621.55 and 5,223.15

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Solution

The fourth proportional to 15,076.93, 22,621.55 and 5,223.15 is: 7,836.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.93 : 22,621.55 = 5,223.15 : x
  2. Step 2: Convert to fraction form
    15,076.93/22,621.55 = 5,223.15/x
  3. Step 3: Cross multiply
    15,076.93x = 22,621.55 × 5,223.15
  4. Step 4: Simplify right side
    15,076.93x = 118,155,748.88
  5. Step 5: Solve for x
    x = 118,155,748.88/15,076.93
  6. Step 6: Final answer
    x = 7,836.86

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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.