Home / 18,452.15-25,463.46-10,386.68

Finding the Fourth Proportional to 18,452.15, 25,463.46 and 10,386.68

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Solution

The fourth proportional to 18,452.15, 25,463.46 and 10,386.68 is: 14,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452.15 : 25,463.46 = 10,386.68 : x
  2. Step 2: Convert to fraction form
    18,452.15/25,463.46 = 10,386.68/x
  3. Step 3: Cross multiply
    18,452.15x = 25,463.46 × 10,386.68
  4. Step 4: Simplify right side
    18,452.15x = 264,480,865.58
  5. Step 5: Solve for x
    x = 264,480,865.58/18,452.15
  6. Step 6: Final answer
    x = 14,333.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.