Home / 39,391.24-59,092.86-13,090.12

Finding the Fourth Proportional to 39,391.24, 59,092.86 and 13,090.12

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Solution

The fourth proportional to 39,391.24, 59,092.86 and 13,090.12 is: 19,637.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391.24 : 59,092.86 = 13,090.12 : x
  2. Step 2: Convert to fraction form
    39,391.24/59,092.86 = 13,090.12/x
  3. Step 3: Cross multiply
    39,391.24x = 59,092.86 × 13,090.12
  4. Step 4: Simplify right side
    39,391.24x = 773,532,628.54
  5. Step 5: Solve for x
    x = 773,532,628.54/39,391.24
  6. Step 6: Final answer
    x = 19,637.17

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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.