Home / 39,544.81-59,323.40-12,884.61

Finding the Fourth Proportional to 39,544.81, 59,323.40 and 12,884.61

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Solution

The fourth proportional to 39,544.81, 59,323.40 and 12,884.61 is: 19,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,544.81 : 59,323.40 = 12,884.61 : x
  2. Step 2: Convert to fraction form
    39,544.81/59,323.40 = 12,884.61/x
  3. Step 3: Cross multiply
    39,544.81x = 59,323.40 × 12,884.61
  4. Step 4: Simplify right side
    39,544.81x = 764,358,930.50
  5. Step 5: Solve for x
    x = 764,358,930.50/39,544.81
  6. Step 6: Final answer
    x = 19,328.93

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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.