Home / 22,114.98-33,146.16-15,415.26

Finding the Fourth Proportional to 22,114.98, 33,146.16 and 15,415.26

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Solution

The fourth proportional to 22,114.98, 33,146.16 and 15,415.26 is: 23,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,114.98 : 33,146.16 = 15,415.26 : x
  2. Step 2: Convert to fraction form
    22,114.98/33,146.16 = 15,415.26/x
  3. Step 3: Cross multiply
    22,114.98x = 33,146.16 × 15,415.26
  4. Step 4: Simplify right side
    22,114.98x = 510,956,674.40
  5. Step 5: Solve for x
    x = 510,956,674.40/22,114.98
  6. Step 6: Final answer
    x = 23,104.55

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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.