Home / 26,225.50-39,328.98-8,455.44

Finding the Fourth Proportional to 26,225.50, 39,328.98 and 8,455.44

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Solution

The fourth proportional to 26,225.50, 39,328.98 and 8,455.44 is: 12,680.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,225.50 : 39,328.98 = 8,455.44 : x
  2. Step 2: Convert to fraction form
    26,225.50/39,328.98 = 8,455.44/x
  3. Step 3: Cross multiply
    26,225.50x = 39,328.98 × 8,455.44
  4. Step 4: Simplify right side
    26,225.50x = 332,543,830.65
  5. Step 5: Solve for x
    x = 332,543,830.65/26,225.50
  6. Step 6: Final answer
    x = 12,680.17

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1.5x scale

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.