Home / 39,729.26-59,581.23-13,069.16

Finding the Fourth Proportional to 39,729.26, 59,581.23 and 13,069.16

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Solution

The fourth proportional to 39,729.26, 59,581.23 and 13,069.16 is: 19,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,729.26 : 59,581.23 = 13,069.16 : x
  2. Step 2: Convert to fraction form
    39,729.26/59,581.23 = 13,069.16/x
  3. Step 3: Cross multiply
    39,729.26x = 59,581.23 × 13,069.16
  4. Step 4: Simplify right side
    39,729.26x = 778,676,627.87
  5. Step 5: Solve for x
    x = 778,676,627.87/39,729.26
  6. Step 6: Final answer
    x = 19,599.58

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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.