Home / 43,948.40-65,937.18-17,639.60

Finding the Fourth Proportional to 43,948.40, 65,937.18 and 17,639.60

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Solution

The fourth proportional to 43,948.40, 65,937.18 and 17,639.60 is: 26,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,948.40 : 65,937.18 = 17,639.60 : x
  2. Step 2: Convert to fraction form
    43,948.40/65,937.18 = 17,639.60/x
  3. Step 3: Cross multiply
    43,948.40x = 65,937.18 × 17,639.60
  4. Step 4: Simplify right side
    43,948.40x = 1,163,105,480.33
  5. Step 5: Solve for x
    x = 1,163,105,480.33/43,948.40
  6. Step 6: Final answer
    x = 26,465.25

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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.