Home / 26,386.56-39,584.16-8,852.40

Finding the Fourth Proportional to 26,386.56, 39,584.16 and 8,852.40

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Solution

The fourth proportional to 26,386.56, 39,584.16 and 8,852.40 is: 13,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386.56 : 39,584.16 = 8,852.40 : x
  2. Step 2: Convert to fraction form
    26,386.56/39,584.16 = 8,852.40/x
  3. Step 3: Cross multiply
    26,386.56x = 39,584.16 × 8,852.40
  4. Step 4: Simplify right side
    26,386.56x = 350,414,817.98
  5. Step 5: Solve for x
    x = 350,414,817.98/26,386.56
  6. Step 6: Final answer
    x = 13,280.05

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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.