Home / 15,048.12-22,559.85-5,682.82

Finding the Fourth Proportional to 15,048.12, 22,559.85 and 5,682.82

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Solution

The fourth proportional to 15,048.12, 22,559.85 and 5,682.82 is: 8,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.12 : 22,559.85 = 5,682.82 : x
  2. Step 2: Convert to fraction form
    15,048.12/22,559.85 = 5,682.82/x
  3. Step 3: Cross multiply
    15,048.12x = 22,559.85 × 5,682.82
  4. Step 4: Simplify right side
    15,048.12x = 128,203,531.69
  5. Step 5: Solve for x
    x = 128,203,531.69/15,048.12
  6. Step 6: Final answer
    x = 8,519.57

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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.