Home / 15,475.04-23,212.85-5,086.79

Finding the Fourth Proportional to 15,475.04, 23,212.85 and 5,086.79

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Solution

The fourth proportional to 15,475.04, 23,212.85 and 5,086.79 is: 7,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.04 : 23,212.85 = 5,086.79 : x
  2. Step 2: Convert to fraction form
    15,475.04/23,212.85 = 5,086.79/x
  3. Step 3: Cross multiply
    15,475.04x = 23,212.85 × 5,086.79
  4. Step 4: Simplify right side
    15,475.04x = 118,078,789.90
  5. Step 5: Solve for x
    x = 118,078,789.90/15,475.04
  6. Step 6: Final answer
    x = 7,630.28

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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.