Home / 47,089.50-70,634.25-14,257.50

Finding the Fourth Proportional to 47,089.50, 70,634.25 and 14,257.50

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Solution

The fourth proportional to 47,089.50, 70,634.25 and 14,257.50 is: 21,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.50 : 70,634.25 = 14,257.50 : x
  2. Step 2: Convert to fraction form
    47,089.50/70,634.25 = 14,257.50/x
  3. Step 3: Cross multiply
    47,089.50x = 70,634.25 × 14,257.50
  4. Step 4: Simplify right side
    47,089.50x = 1,007,067,819.38
  5. Step 5: Solve for x
    x = 1,007,067,819.38/47,089.50
  6. Step 6: Final answer
    x = 21,386.25

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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.