Home / 39,883.29-59,806.58-13,580.97

Finding the Fourth Proportional to 39,883.29, 59,806.58 and 13,580.97

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Solution

The fourth proportional to 39,883.29, 59,806.58 and 13,580.97 is: 20,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,883.29 : 59,806.58 = 13,580.97 : x
  2. Step 2: Convert to fraction form
    39,883.29/59,806.58 = 13,580.97/x
  3. Step 3: Cross multiply
    39,883.29x = 59,806.58 × 13,580.97
  4. Step 4: Simplify right side
    39,883.29x = 812,231,300.88
  5. Step 5: Solve for x
    x = 812,231,300.88/39,883.29
  6. Step 6: Final answer
    x = 20,365.20

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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.