Home / 47,310.27-70,966.69-11,770.16

Finding the Fourth Proportional to 47,310.27, 70,966.69 and 11,770.16

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Solution

The fourth proportional to 47,310.27, 70,966.69 and 11,770.16 is: 17,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,310.27 : 70,966.69 = 11,770.16 : x
  2. Step 2: Convert to fraction form
    47,310.27/70,966.69 = 11,770.16/x
  3. Step 3: Cross multiply
    47,310.27x = 70,966.69 × 11,770.16
  4. Step 4: Simplify right side
    47,310.27x = 835,289,177.51
  5. Step 5: Solve for x
    x = 835,289,177.51/47,310.27
  6. Step 6: Final answer
    x = 17,655.56

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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.