Home / 19,557.67-26,994.30-11,493.11

Finding the Fourth Proportional to 19,557.67, 26,994.30 and 11,493.11

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Solution

The fourth proportional to 19,557.67, 26,994.30 and 11,493.11 is: 15,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.67 : 26,994.30 = 11,493.11 : x
  2. Step 2: Convert to fraction form
    19,557.67/26,994.30 = 11,493.11/x
  3. Step 3: Cross multiply
    19,557.67x = 26,994.30 × 11,493.11
  4. Step 4: Simplify right side
    19,557.67x = 310,248,331.82
  5. Step 5: Solve for x
    x = 310,248,331.82/19,557.67
  6. Step 6: Final answer
    x = 15,863.26

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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.