Home / 22,577.88-31,216.93-19,775.34

Finding the Fourth Proportional to 22,577.88, 31,216.93 and 19,775.34

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Solution

The fourth proportional to 22,577.88, 31,216.93 and 19,775.34 is: 27,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.88 : 31,216.93 = 19,775.34 : x
  2. Step 2: Convert to fraction form
    22,577.88/31,216.93 = 19,775.34/x
  3. Step 3: Cross multiply
    22,577.88x = 31,216.93 × 19,775.34
  4. Step 4: Simplify right side
    22,577.88x = 617,325,404.51
  5. Step 5: Solve for x
    x = 617,325,404.51/22,577.88
  6. Step 6: Final answer
    x = 27,342.04

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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.