Home / 12,433.19-18,657.56-5,037.69

Finding the Fourth Proportional to 12,433.19, 18,657.56 and 5,037.69

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Solution

The fourth proportional to 12,433.19, 18,657.56 and 5,037.69 is: 7,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.19 : 18,657.56 = 5,037.69 : x
  2. Step 2: Convert to fraction form
    12,433.19/18,657.56 = 5,037.69/x
  3. Step 3: Cross multiply
    12,433.19x = 18,657.56 × 5,037.69
  4. Step 4: Simplify right side
    12,433.19x = 93,991,003.44
  5. Step 5: Solve for x
    x = 93,991,003.44/12,433.19
  6. Step 6: Final answer
    x = 7,559.69

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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.