Home / 12,407.54-18,604.56-5,008.19

Finding the Fourth Proportional to 12,407.54, 18,604.56 and 5,008.19

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Solution

The fourth proportional to 12,407.54, 18,604.56 and 5,008.19 is: 7,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,407.54 : 18,604.56 = 5,008.19 : x
  2. Step 2: Convert to fraction form
    12,407.54/18,604.56 = 5,008.19/x
  3. Step 3: Cross multiply
    12,407.54x = 18,604.56 × 5,008.19
  4. Step 4: Simplify right side
    12,407.54x = 93,175,171.35
  5. Step 5: Solve for x
    x = 93,175,171.35/12,407.54
  6. Step 6: Final answer
    x = 7,509.56

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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.