Home / 53,301.64-79,938.52-15,851.62

Finding the Fourth Proportional to 53,301.64, 79,938.52 and 15,851.62

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Solution

The fourth proportional to 53,301.64, 79,938.52 and 15,851.62 is: 23,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,301.64 : 79,938.52 = 15,851.62 : x
  2. Step 2: Convert to fraction form
    53,301.64/79,938.52 = 15,851.62/x
  3. Step 3: Cross multiply
    53,301.64x = 79,938.52 × 15,851.62
  4. Step 4: Simplify right side
    53,301.64x = 1,267,155,042.40
  5. Step 5: Solve for x
    x = 1,267,155,042.40/53,301.64
  6. Step 6: Final answer
    x = 23,773.28

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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.