Home / 47,034.24-70,485-25,983.76

Finding the Fourth Proportional to 47,034.24, 70,485 and 25,983.76

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Solution

The fourth proportional to 47,034.24, 70,485 and 25,983.76 is: 38,938.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,034.24 : 70,485 = 25,983.76 : x
  2. Step 2: Convert to fraction form
    47,034.24/70,485 = 25,983.76/x
  3. Step 3: Cross multiply
    47,034.24x = 70,485 × 25,983.76
  4. Step 4: Simplify right side
    47,034.24x = 1,831,465,323.60
  5. Step 5: Solve for x
    x = 1,831,465,323.60/47,034.24
  6. Step 6: Final answer
    x = 38,938.98

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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.