Home / 19,926.08-27,447.36-15,202.16

Finding the Fourth Proportional to 19,926.08, 27,447.36 and 15,202.16

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Solution

The fourth proportional to 19,926.08, 27,447.36 and 15,202.16 is: 20,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.08 : 27,447.36 = 15,202.16 : x
  2. Step 2: Convert to fraction form
    19,926.08/27,447.36 = 15,202.16/x
  3. Step 3: Cross multiply
    19,926.08x = 27,447.36 × 15,202.16
  4. Step 4: Simplify right side
    19,926.08x = 417,259,158.30
  5. Step 5: Solve for x
    x = 417,259,158.30/19,926.08
  6. Step 6: Final answer
    x = 20,940.35

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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.