Home / 49,278.54-68,016.54-28,070.34

Finding the Fourth Proportional to 49,278.54, 68,016.54 and 28,070.34

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Solution

The fourth proportional to 49,278.54, 68,016.54 and 28,070.34 is: 38,743.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,278.54 : 68,016.54 = 28,070.34 : x
  2. Step 2: Convert to fraction form
    49,278.54/68,016.54 = 28,070.34/x
  3. Step 3: Cross multiply
    49,278.54x = 68,016.54 × 28,070.34
  4. Step 4: Simplify right side
    49,278.54x = 1,909,247,403.42
  5. Step 5: Solve for x
    x = 1,909,247,403.42/49,278.54
  6. Step 6: Final answer
    x = 38,743.99

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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.