Home / 13,280.36-19,926.30-6,350.36

Finding the Fourth Proportional to 13,280.36, 19,926.30 and 6,350.36

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Solution

The fourth proportional to 13,280.36, 19,926.30 and 6,350.36 is: 9,528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280.36 : 19,926.30 = 6,350.36 : x
  2. Step 2: Convert to fraction form
    13,280.36/19,926.30 = 6,350.36/x
  3. Step 3: Cross multiply
    13,280.36x = 19,926.30 × 6,350.36
  4. Step 4: Simplify right side
    13,280.36x = 126,539,178.47
  5. Step 5: Solve for x
    x = 126,539,178.47/13,280.36
  6. Step 6: Final answer
    x = 9,528.29

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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.