Home / 10,268.26-15,328.12-9,022.69

Finding the Fourth Proportional to 10,268.26, 15,328.12 and 9,022.69

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Solution

The fourth proportional to 10,268.26, 15,328.12 and 9,022.69 is: 13,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.26 : 15,328.12 = 9,022.69 : x
  2. Step 2: Convert to fraction form
    10,268.26/15,328.12 = 9,022.69/x
  3. Step 3: Cross multiply
    10,268.26x = 15,328.12 × 9,022.69
  4. Step 4: Simplify right side
    10,268.26x = 138,300,875.04
  5. Step 5: Solve for x
    x = 138,300,875.04/10,268.26
  6. Step 6: Final answer
    x = 13,468.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.