Home / 39,836.73-59,792.06-20,129.13

Finding the Fourth Proportional to 39,836.73, 59,792.06 and 20,129.13

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Solution

The fourth proportional to 39,836.73, 59,792.06 and 20,129.13 is: 30,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.73 : 59,792.06 = 20,129.13 : x
  2. Step 2: Convert to fraction form
    39,836.73/59,792.06 = 20,129.13/x
  3. Step 3: Cross multiply
    39,836.73x = 59,792.06 × 20,129.13
  4. Step 4: Simplify right side
    39,836.73x = 1,203,562,148.71
  5. Step 5: Solve for x
    x = 1,203,562,148.71/39,836.73
  6. Step 6: Final answer
    x = 30,212.37

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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.