Home / 49,954.32-68,943.15-28,733.40

Finding the Fourth Proportional to 49,954.32, 68,943.15 and 28,733.40

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Solution

The fourth proportional to 49,954.32, 68,943.15 and 28,733.40 is: 39,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,954.32 : 68,943.15 = 28,733.40 : x
  2. Step 2: Convert to fraction form
    49,954.32/68,943.15 = 28,733.40/x
  3. Step 3: Cross multiply
    49,954.32x = 68,943.15 × 28,733.40
  4. Step 4: Simplify right side
    49,954.32x = 1,980,971,106.21
  5. Step 5: Solve for x
    x = 1,980,971,106.21/49,954.32
  6. Step 6: Final answer
    x = 39,655.65

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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.