Home / 39,480.13-59,251.27-18,409.33

Finding the Fourth Proportional to 39,480.13, 59,251.27 and 18,409.33

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Solution

The fourth proportional to 39,480.13, 59,251.27 and 18,409.33 is: 27,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,480.13 : 59,251.27 = 18,409.33 : x
  2. Step 2: Convert to fraction form
    39,480.13/59,251.27 = 18,409.33/x
  3. Step 3: Cross multiply
    39,480.13x = 59,251.27 × 18,409.33
  4. Step 4: Simplify right side
    39,480.13x = 1,090,775,963.40
  5. Step 5: Solve for x
    x = 1,090,775,963.40/39,480.13
  6. Step 6: Final answer
    x = 27,628.48

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1.5x scale

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.