Home / 34,572.60-51,825.20-18,763.34

Finding the Fourth Proportional to 34,572.60, 51,825.20 and 18,763.34

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Solution

The fourth proportional to 34,572.60, 51,825.20 and 18,763.34 is: 28,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,572.60 : 51,825.20 = 18,763.34 : x
  2. Step 2: Convert to fraction form
    34,572.60/51,825.20 = 18,763.34/x
  3. Step 3: Cross multiply
    34,572.60x = 51,825.20 × 18,763.34
  4. Step 4: Simplify right side
    34,572.60x = 972,413,495.23
  5. Step 5: Solve for x
    x = 972,413,495.23/34,572.60
  6. Step 6: Final answer
    x = 28,126.71

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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.