Home / 22,667.46-33,848.47-18,515.70

Finding the Fourth Proportional to 22,667.46, 33,848.47 and 18,515.70

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Solution

The fourth proportional to 22,667.46, 33,848.47 and 18,515.70 is: 27,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,667.46 : 33,848.47 = 18,515.70 : x
  2. Step 2: Convert to fraction form
    22,667.46/33,848.47 = 18,515.70/x
  3. Step 3: Cross multiply
    22,667.46x = 33,848.47 × 18,515.70
  4. Step 4: Simplify right side
    22,667.46x = 626,728,115.98
  5. Step 5: Solve for x
    x = 626,728,115.98/22,667.46
  6. Step 6: Final answer
    x = 27,648.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.