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Finding the Fourth Proportional to 44,871.63, 67,307.72 and 13,706.88

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Solution

The fourth proportional to 44,871.63, 67,307.72 and 13,706.88 is: 20,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,871.63 : 67,307.72 = 13,706.88 : x
  2. Step 2: Convert to fraction form
    44,871.63/67,307.72 = 13,706.88/x
  3. Step 3: Cross multiply
    44,871.63x = 67,307.72 × 13,706.88
  4. Step 4: Simplify right side
    44,871.63x = 922,578,772.58
  5. Step 5: Solve for x
    x = 922,578,772.58/44,871.63
  6. Step 6: Final answer
    x = 20,560.40

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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.