Home / 15,011.46-22,518.34-5,150.66

Finding the Fourth Proportional to 15,011.46, 22,518.34 and 5,150.66

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Solution

The fourth proportional to 15,011.46, 22,518.34 and 5,150.66 is: 7,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,011.46 : 22,518.34 = 5,150.66 : x
  2. Step 2: Convert to fraction form
    15,011.46/22,518.34 = 5,150.66/x
  3. Step 3: Cross multiply
    15,011.46x = 22,518.34 × 5,150.66
  4. Step 4: Simplify right side
    15,011.46x = 115,984,187.64
  5. Step 5: Solve for x
    x = 115,984,187.64/15,011.46
  6. Step 6: Final answer
    x = 7,726.38

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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.