Home / 19,799.56-27,318.58-10,967.56

Finding the Fourth Proportional to 19,799.56, 27,318.58 and 10,967.56

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Solution

The fourth proportional to 19,799.56, 27,318.58 and 10,967.56 is: 15,132.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.56 : 27,318.58 = 10,967.56 : x
  2. Step 2: Convert to fraction form
    19,799.56/27,318.58 = 10,967.56/x
  3. Step 3: Cross multiply
    19,799.56x = 27,318.58 × 10,967.56
  4. Step 4: Simplify right side
    19,799.56x = 299,618,165.26
  5. Step 5: Solve for x
    x = 299,618,165.26/19,799.56
  6. Step 6: Final answer
    x = 15,132.57

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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.