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Finding the Fourth Proportional to 55,304.84, 82,957.58 and 13,751.84

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Solution

The fourth proportional to 55,304.84, 82,957.58 and 13,751.84 is: 20,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,304.84 : 82,957.58 = 13,751.84 : x
  2. Step 2: Convert to fraction form
    55,304.84/82,957.58 = 13,751.84/x
  3. Step 3: Cross multiply
    55,304.84x = 82,957.58 × 13,751.84
  4. Step 4: Simplify right side
    55,304.84x = 1,140,819,366.95
  5. Step 5: Solve for x
    x = 1,140,819,366.95/55,304.84
  6. Step 6: Final answer
    x = 20,627.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.