Home / 18,799.79-25,943.71-11,246.43

Finding the Fourth Proportional to 18,799.79, 25,943.71 and 11,246.43

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Solution

The fourth proportional to 18,799.79, 25,943.71 and 11,246.43 is: 15,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.79 : 25,943.71 = 11,246.43 : x
  2. Step 2: Convert to fraction form
    18,799.79/25,943.71 = 11,246.43/x
  3. Step 3: Cross multiply
    18,799.79x = 25,943.71 × 11,246.43
  4. Step 4: Simplify right side
    18,799.79x = 291,774,090.34
  5. Step 5: Solve for x
    x = 291,774,090.34/18,799.79
  6. Step 6: Final answer
    x = 15,520.08

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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.