Home / 53,291.47-73,542.36-29,092.45

Finding the Fourth Proportional to 53,291.47, 73,542.36 and 29,092.45

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Solution

The fourth proportional to 53,291.47, 73,542.36 and 29,092.45 is: 40,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,291.47 : 73,542.36 = 29,092.45 : x
  2. Step 2: Convert to fraction form
    53,291.47/73,542.36 = 29,092.45/x
  3. Step 3: Cross multiply
    53,291.47x = 73,542.36 × 29,092.45
  4. Step 4: Simplify right side
    53,291.47x = 2,139,527,431.18
  5. Step 5: Solve for x
    x = 2,139,527,431.18/53,291.47
  6. Step 6: Final answer
    x = 40,147.65

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1.5x scale

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.