Home / 49,335.40-68,084.58-28,111.24

Finding the Fourth Proportional to 49,335.40, 68,084.58 and 28,111.24

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Solution

The fourth proportional to 49,335.40, 68,084.58 and 28,111.24 is: 38,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,335.40 : 68,084.58 = 28,111.24 : x
  2. Step 2: Convert to fraction form
    49,335.40/68,084.58 = 28,111.24/x
  3. Step 3: Cross multiply
    49,335.40x = 68,084.58 × 28,111.24
  4. Step 4: Simplify right side
    49,335.40x = 1,913,941,968.68
  5. Step 5: Solve for x
    x = 1,913,941,968.68/49,335.40
  6. Step 6: Final answer
    x = 38,794.50

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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.