Home / 47,222.73-70,841.78-13,946.16

Finding the Fourth Proportional to 47,222.73, 70,841.78 and 13,946.16

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Solution

The fourth proportional to 47,222.73, 70,841.78 and 13,946.16 is: 20,921.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,222.73 : 70,841.78 = 13,946.16 : x
  2. Step 2: Convert to fraction form
    47,222.73/70,841.78 = 13,946.16/x
  3. Step 3: Cross multiply
    47,222.73x = 70,841.78 × 13,946.16
  4. Step 4: Simplify right side
    47,222.73x = 987,970,798.56
  5. Step 5: Solve for x
    x = 987,970,798.56/47,222.73
  6. Step 6: Final answer
    x = 20,921.51

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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.