Home / 47,238.48-70,861.46-15,647.26

Finding the Fourth Proportional to 47,238.48, 70,861.46 and 15,647.26

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Solution

The fourth proportional to 47,238.48, 70,861.46 and 15,647.26 is: 23,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238.48 : 70,861.46 = 15,647.26 : x
  2. Step 2: Convert to fraction form
    47,238.48/70,861.46 = 15,647.26/x
  3. Step 3: Cross multiply
    47,238.48x = 70,861.46 × 15,647.26
  4. Step 4: Simplify right side
    47,238.48x = 1,108,787,688.60
  5. Step 5: Solve for x
    x = 1,108,787,688.60/47,238.48
  6. Step 6: Final answer
    x = 23,472.13

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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.