Home / 13,225.50-19,843.25-6,985.26

Finding the Fourth Proportional to 13,225.50, 19,843.25 and 6,985.26

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Solution

The fourth proportional to 13,225.50, 19,843.25 and 6,985.26 is: 10,480.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.50 : 19,843.25 = 6,985.26 : x
  2. Step 2: Convert to fraction form
    13,225.50/19,843.25 = 6,985.26/x
  3. Step 3: Cross multiply
    13,225.50x = 19,843.25 × 6,985.26
  4. Step 4: Simplify right side
    13,225.50x = 138,610,225.57
  5. Step 5: Solve for x
    x = 138,610,225.57/13,225.50
  6. Step 6: Final answer
    x = 10,480.53

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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.