Home / 53,483.26-80,370.29-28,540.93

Finding the Fourth Proportional to 53,483.26, 80,370.29 and 28,540.93

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Solution

The fourth proportional to 53,483.26, 80,370.29 and 28,540.93 is: 42,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,483.26 : 80,370.29 = 28,540.93 : x
  2. Step 2: Convert to fraction form
    53,483.26/80,370.29 = 28,540.93/x
  3. Step 3: Cross multiply
    53,483.26x = 80,370.29 × 28,540.93
  4. Step 4: Simplify right side
    53,483.26x = 2,293,842,820.97
  5. Step 5: Solve for x
    x = 2,293,842,820.97/53,483.26
  6. Step 6: Final answer
    x = 42,888.99

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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.