Home / 47,257.97-70,886.95-13,975.44

Finding the Fourth Proportional to 47,257.97, 70,886.95 and 13,975.44

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Solution

The fourth proportional to 47,257.97, 70,886.95 and 13,975.44 is: 20,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257.97 : 70,886.95 = 13,975.44 : x
  2. Step 2: Convert to fraction form
    47,257.97/70,886.95 = 13,975.44/x
  3. Step 3: Cross multiply
    47,257.97x = 70,886.95 × 13,975.44
  4. Step 4: Simplify right side
    47,257.97x = 990,676,015.74
  5. Step 5: Solve for x
    x = 990,676,015.74/47,257.97
  6. Step 6: Final answer
    x = 20,963.15

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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.