Home / 47,576.94-71,366.56-15,987.45

Finding the Fourth Proportional to 47,576.94, 71,366.56 and 15,987.45

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Solution

The fourth proportional to 47,576.94, 71,366.56 and 15,987.45 is: 23,981.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,576.94 : 71,366.56 = 15,987.45 : x
  2. Step 2: Convert to fraction form
    47,576.94/71,366.56 = 15,987.45/x
  3. Step 3: Cross multiply
    47,576.94x = 71,366.56 × 15,987.45
  4. Step 4: Simplify right side
    47,576.94x = 1,140,969,309.67
  5. Step 5: Solve for x
    x = 1,140,969,309.67/47,576.94
  6. Step 6: Final answer
    x = 23,981.56

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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.