Home / 15,993.34-22,063.68-9,275.08

Finding the Fourth Proportional to 15,993.34, 22,063.68 and 9,275.08

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Solution

The fourth proportional to 15,993.34, 22,063.68 and 9,275.08 is: 12,795.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.34 : 22,063.68 = 9,275.08 : x
  2. Step 2: Convert to fraction form
    15,993.34/22,063.68 = 9,275.08/x
  3. Step 3: Cross multiply
    15,993.34x = 22,063.68 × 9,275.08
  4. Step 4: Simplify right side
    15,993.34x = 204,642,357.22
  5. Step 5: Solve for x
    x = 204,642,357.22/15,993.34
  6. Step 6: Final answer
    x = 12,795.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.