Home / 26,328.57-39,488.60-9,684.50

Finding the Fourth Proportional to 26,328.57, 39,488.60 and 9,684.50

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Solution

The fourth proportional to 26,328.57, 39,488.60 and 9,684.50 is: 14,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,328.57 : 39,488.60 = 9,684.50 : x
  2. Step 2: Convert to fraction form
    26,328.57/39,488.60 = 9,684.50/x
  3. Step 3: Cross multiply
    26,328.57x = 39,488.60 × 9,684.50
  4. Step 4: Simplify right side
    26,328.57x = 382,427,100.83
  5. Step 5: Solve for x
    x = 382,427,100.83/26,328.57
  6. Step 6: Final answer
    x = 14,525.18

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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.