Home / 53,389.01-73,673.19-29,515.47

Finding the Fourth Proportional to 53,389.01, 73,673.19 and 29,515.47

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Solution

The fourth proportional to 53,389.01, 73,673.19 and 29,515.47 is: 40,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,389.01 : 73,673.19 = 29,515.47 : x
  2. Step 2: Convert to fraction form
    53,389.01/73,673.19 = 29,515.47/x
  3. Step 3: Cross multiply
    53,389.01x = 73,673.19 × 29,515.47
  4. Step 4: Simplify right side
    53,389.01x = 2,174,498,829.25
  5. Step 5: Solve for x
    x = 2,174,498,829.25/53,389.01
  6. Step 6: Final answer
    x = 40,729.33

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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.