Home / 47,057.48-70,532.46-18,959.56

Finding the Fourth Proportional to 47,057.48, 70,532.46 and 18,959.56

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Solution

The fourth proportional to 47,057.48, 70,532.46 and 18,959.56 is: 28,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,057.48 : 70,532.46 = 18,959.56 : x
  2. Step 2: Convert to fraction form
    47,057.48/70,532.46 = 18,959.56/x
  3. Step 3: Cross multiply
    47,057.48x = 70,532.46 × 18,959.56
  4. Step 4: Simplify right side
    47,057.48x = 1,337,264,407.32
  5. Step 5: Solve for x
    x = 1,337,264,407.32/47,057.48
  6. Step 6: Final answer
    x = 28,417.68

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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.