Home / 49,307.96-68,046.54-28,086.77

Finding the Fourth Proportional to 49,307.96, 68,046.54 and 28,086.77

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Solution

The fourth proportional to 49,307.96, 68,046.54 and 28,086.77 is: 38,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,307.96 : 68,046.54 = 28,086.77 : x
  2. Step 2: Convert to fraction form
    49,307.96/68,046.54 = 28,086.77/x
  3. Step 3: Cross multiply
    49,307.96x = 68,046.54 × 28,086.77
  4. Step 4: Simplify right side
    49,307.96x = 1,911,207,518.28
  5. Step 5: Solve for x
    x = 1,911,207,518.28/49,307.96
  6. Step 6: Final answer
    x = 38,760.63

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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.