Home / 51,264.78-70,743.42-28,602.60

Finding the Fourth Proportional to 51,264.78, 70,743.42 and 28,602.60

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Solution

The fourth proportional to 51,264.78, 70,743.42 and 28,602.60 is: 39,470.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,264.78 : 70,743.42 = 28,602.60 : x
  2. Step 2: Convert to fraction form
    51,264.78/70,743.42 = 28,602.60/x
  3. Step 3: Cross multiply
    51,264.78x = 70,743.42 × 28,602.60
  4. Step 4: Simplify right side
    51,264.78x = 2,023,445,744.89
  5. Step 5: Solve for x
    x = 2,023,445,744.89/51,264.78
  6. Step 6: Final answer
    x = 39,470.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.