Home / 49,549.86-68,380.88-28,329.11

Finding the Fourth Proportional to 49,549.86, 68,380.88 and 28,329.11

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Solution

The fourth proportional to 49,549.86, 68,380.88 and 28,329.11 is: 39,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,549.86 : 68,380.88 = 28,329.11 : x
  2. Step 2: Convert to fraction form
    49,549.86/68,380.88 = 28,329.11/x
  3. Step 3: Cross multiply
    49,549.86x = 68,380.88 × 28,329.11
  4. Step 4: Simplify right side
    49,549.86x = 1,937,169,244.30
  5. Step 5: Solve for x
    x = 1,937,169,244.30/49,549.86
  6. Step 6: Final answer
    x = 39,095.35

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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.