Home / 19,977.06-27,368.54-19,229.34

Finding the Fourth Proportional to 19,977.06, 27,368.54 and 19,229.34

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Solution

The fourth proportional to 19,977.06, 27,368.54 and 19,229.34 is: 26,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977.06 : 27,368.54 = 19,229.34 : x
  2. Step 2: Convert to fraction form
    19,977.06/27,368.54 = 19,229.34/x
  3. Step 3: Cross multiply
    19,977.06x = 27,368.54 × 19,229.34
  4. Step 4: Simplify right side
    19,977.06x = 526,278,864.82
  5. Step 5: Solve for x
    x = 526,278,864.82/19,977.06
  6. Step 6: Final answer
    x = 26,344.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.