Home / 19,631.64-27,095.36-11,248.12

Finding the Fourth Proportional to 19,631.64, 27,095.36 and 11,248.12

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Solution

The fourth proportional to 19,631.64, 27,095.36 and 11,248.12 is: 15,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.64 : 27,095.36 = 11,248.12 : x
  2. Step 2: Convert to fraction form
    19,631.64/27,095.36 = 11,248.12/x
  3. Step 3: Cross multiply
    19,631.64x = 27,095.36 × 11,248.12
  4. Step 4: Simplify right side
    19,631.64x = 304,771,860.72
  5. Step 5: Solve for x
    x = 304,771,860.72/19,631.64
  6. Step 6: Final answer
    x = 15,524.52

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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.