Home / 13,282.74-19,913.40-7,359.48

Finding the Fourth Proportional to 13,282.74, 19,913.40 and 7,359.48

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Solution

The fourth proportional to 13,282.74, 19,913.40 and 7,359.48 is: 11,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.74 : 19,913.40 = 7,359.48 : x
  2. Step 2: Convert to fraction form
    13,282.74/19,913.40 = 7,359.48/x
  3. Step 3: Cross multiply
    13,282.74x = 19,913.40 × 7,359.48
  4. Step 4: Simplify right side
    13,282.74x = 146,552,269.03
  5. Step 5: Solve for x
    x = 146,552,269.03/13,282.74
  6. Step 6: Final answer
    x = 11,033.29

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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.