Home / 53,420.93-80,135.61-17,882.45

Finding the Fourth Proportional to 53,420.93, 80,135.61 and 17,882.45

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Solution

The fourth proportional to 53,420.93, 80,135.61 and 17,882.45 is: 26,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.93 : 80,135.61 = 17,882.45 : x
  2. Step 2: Convert to fraction form
    53,420.93/80,135.61 = 17,882.45/x
  3. Step 3: Cross multiply
    53,420.93x = 80,135.61 × 17,882.45
  4. Step 4: Simplify right side
    53,420.93x = 1,433,020,871.82
  5. Step 5: Solve for x
    x = 1,433,020,871.82/53,420.93
  6. Step 6: Final answer
    x = 26,825.08

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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.