Home / 22,317.80-33,492.88-17,987.56

Finding the Fourth Proportional to 22,317.80, 33,492.88 and 17,987.56

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Solution

The fourth proportional to 22,317.80, 33,492.88 and 17,987.56 is: 26,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,317.80 : 33,492.88 = 17,987.56 : x
  2. Step 2: Convert to fraction form
    22,317.80/33,492.88 = 17,987.56/x
  3. Step 3: Cross multiply
    22,317.80x = 33,492.88 × 17,987.56
  4. Step 4: Simplify right side
    22,317.80x = 602,455,188.57
  5. Step 5: Solve for x
    x = 602,455,188.57/22,317.80
  6. Step 6: Final answer
    x = 26,994.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.