Home / 47,315.80-70,946.70-17,734.60

Finding the Fourth Proportional to 47,315.80, 70,946.70 and 17,734.60

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Solution

The fourth proportional to 47,315.80, 70,946.70 and 17,734.60 is: 26,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.80 : 70,946.70 = 17,734.60 : x
  2. Step 2: Convert to fraction form
    47,315.80/70,946.70 = 17,734.60/x
  3. Step 3: Cross multiply
    47,315.80x = 70,946.70 × 17,734.60
  4. Step 4: Simplify right side
    47,315.80x = 1,258,211,345.82
  5. Step 5: Solve for x
    x = 1,258,211,345.82/47,315.80
  6. Step 6: Final answer
    x = 26,591.78

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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.