Home / 44,815.28-61,875.70-28,706.20

Finding the Fourth Proportional to 44,815.28, 61,875.70 and 28,706.20

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Solution

The fourth proportional to 44,815.28, 61,875.70 and 28,706.20 is: 39,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815.28 : 61,875.70 = 28,706.20 : x
  2. Step 2: Convert to fraction form
    44,815.28/61,875.70 = 28,706.20/x
  3. Step 3: Cross multiply
    44,815.28x = 61,875.70 × 28,706.20
  4. Step 4: Simplify right side
    44,815.28x = 1,776,215,992.89
  5. Step 5: Solve for x
    x = 1,776,215,992.89/44,815.28
  6. Step 6: Final answer
    x = 39,634.16

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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.