Home / 49,354.68-68,095.98-28,126.20

Finding the Fourth Proportional to 49,354.68, 68,095.98 and 28,126.20

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Solution

The fourth proportional to 49,354.68, 68,095.98 and 28,126.20 is: 38,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,354.68 : 68,095.98 = 28,126.20 : x
  2. Step 2: Convert to fraction form
    49,354.68/68,095.98 = 28,126.20/x
  3. Step 3: Cross multiply
    49,354.68x = 68,095.98 × 28,126.20
  4. Step 4: Simplify right side
    49,354.68x = 1,915,281,152.68
  5. Step 5: Solve for x
    x = 1,915,281,152.68/49,354.68
  6. Step 6: Final answer
    x = 38,806.47

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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.