Home / 43,479.27-65,235.33-15,398.19

Finding the Fourth Proportional to 43,479.27, 65,235.33 and 15,398.19

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Solution

The fourth proportional to 43,479.27, 65,235.33 and 15,398.19 is: 23,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,479.27 : 65,235.33 = 15,398.19 : x
  2. Step 2: Convert to fraction form
    43,479.27/65,235.33 = 15,398.19/x
  3. Step 3: Cross multiply
    43,479.27x = 65,235.33 × 15,398.19
  4. Step 4: Simplify right side
    43,479.27x = 1,004,506,006.05
  5. Step 5: Solve for x
    x = 1,004,506,006.05/43,479.27
  6. Step 6: Final answer
    x = 23,103.10

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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.