Home / 39,613.32-59,278.37-34,409.61

Finding the Fourth Proportional to 39,613.32, 59,278.37 and 34,409.61

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Solution

The fourth proportional to 39,613.32, 59,278.37 and 34,409.61 is: 51,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,613.32 : 59,278.37 = 34,409.61 : x
  2. Step 2: Convert to fraction form
    39,613.32/59,278.37 = 34,409.61/x
  3. Step 3: Cross multiply
    39,613.32x = 59,278.37 × 34,409.61
  4. Step 4: Simplify right side
    39,613.32x = 2,039,745,421.09
  5. Step 5: Solve for x
    x = 2,039,745,421.09/39,613.32
  6. Step 6: Final answer
    x = 51,491.40

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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.