Home / 47,875.34-71,782.16-22,914.78

Finding the Fourth Proportional to 47,875.34, 71,782.16 and 22,914.78

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Solution

The fourth proportional to 47,875.34, 71,782.16 and 22,914.78 is: 34,357.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,875.34 : 71,782.16 = 22,914.78 : x
  2. Step 2: Convert to fraction form
    47,875.34/71,782.16 = 22,914.78/x
  3. Step 3: Cross multiply
    47,875.34x = 71,782.16 × 22,914.78
  4. Step 4: Simplify right side
    47,875.34x = 1,644,872,289.75
  5. Step 5: Solve for x
    x = 1,644,872,289.75/47,875.34
  6. Step 6: Final answer
    x = 34,357.41

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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.