Home / 43,085.09-59,502.75-38,388.80

Finding the Fourth Proportional to 43,085.09, 59,502.75 and 38,388.80

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Solution

The fourth proportional to 43,085.09, 59,502.75 and 38,388.80 is: 53,016.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,085.09 : 59,502.75 = 38,388.80 : x
  2. Step 2: Convert to fraction form
    43,085.09/59,502.75 = 38,388.80/x
  3. Step 3: Cross multiply
    43,085.09x = 59,502.75 × 38,388.80
  4. Step 4: Simplify right side
    43,085.09x = 2,284,239,169.20
  5. Step 5: Solve for x
    x = 2,284,239,169.20/43,085.09
  6. Step 6: Final answer
    x = 53,016.93

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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.