Home / 12,828.03-19,244.06-5,432.53

Finding the Fourth Proportional to 12,828.03, 19,244.06 and 5,432.53

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Solution

The fourth proportional to 12,828.03, 19,244.06 and 5,432.53 is: 8,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.03 : 19,244.06 = 5,432.53 : x
  2. Step 2: Convert to fraction form
    12,828.03/19,244.06 = 5,432.53/x
  3. Step 3: Cross multiply
    12,828.03x = 19,244.06 × 5,432.53
  4. Step 4: Simplify right side
    12,828.03x = 104,543,933.27
  5. Step 5: Solve for x
    x = 104,543,933.27/12,828.03
  6. Step 6: Final answer
    x = 8,149.65

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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.