Home / 19,531.96-26,955.77-11,035.64

Finding the Fourth Proportional to 19,531.96, 26,955.77 and 11,035.64

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Solution

The fourth proportional to 19,531.96, 26,955.77 and 11,035.64 is: 15,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.96 : 26,955.77 = 11,035.64 : x
  2. Step 2: Convert to fraction form
    19,531.96/26,955.77 = 11,035.64/x
  3. Step 3: Cross multiply
    19,531.96x = 26,955.77 × 11,035.64
  4. Step 4: Simplify right side
    19,531.96x = 297,474,173.64
  5. Step 5: Solve for x
    x = 297,474,173.64/19,531.96
  6. Step 6: Final answer
    x = 15,230.12

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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.