Home / 49,307.84-68,043.84-28,086.56

Finding the Fourth Proportional to 49,307.84, 68,043.84 and 28,086.56

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Solution

The fourth proportional to 49,307.84, 68,043.84 and 28,086.56 is: 38,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,307.84 : 68,043.84 = 28,086.56 : x
  2. Step 2: Convert to fraction form
    49,307.84/68,043.84 = 28,086.56/x
  3. Step 3: Cross multiply
    49,307.84x = 68,043.84 × 28,086.56
  4. Step 4: Simplify right side
    49,307.84x = 1,911,117,394.79
  5. Step 5: Solve for x
    x = 1,911,117,394.79/49,307.84
  6. Step 6: Final answer
    x = 38,758.90

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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.