Home / 19,975.14-27,565.56-11,023.02

Finding the Fourth Proportional to 19,975.14, 27,565.56 and 11,023.02

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Solution

The fourth proportional to 19,975.14, 27,565.56 and 11,023.02 is: 15,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.14 : 27,565.56 = 11,023.02 : x
  2. Step 2: Convert to fraction form
    19,975.14/27,565.56 = 11,023.02/x
  3. Step 3: Cross multiply
    19,975.14x = 27,565.56 × 11,023.02
  4. Step 4: Simplify right side
    19,975.14x = 303,855,719.19
  5. Step 5: Solve for x
    x = 303,855,719.19/19,975.14
  6. Step 6: Final answer
    x = 15,211.69

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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.