Home / 15,447.68-23,150.64-11,268.08

Finding the Fourth Proportional to 15,447.68, 23,150.64 and 11,268.08

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Solution

The fourth proportional to 15,447.68, 23,150.64 and 11,268.08 is: 16,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.68 : 23,150.64 = 11,268.08 : x
  2. Step 2: Convert to fraction form
    15,447.68/23,150.64 = 11,268.08/x
  3. Step 3: Cross multiply
    15,447.68x = 23,150.64 × 11,268.08
  4. Step 4: Simplify right side
    15,447.68x = 260,863,263.57
  5. Step 5: Solve for x
    x = 260,863,263.57/15,447.68
  6. Step 6: Final answer
    x = 16,886.89

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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.