Home / 25,591.39-38,363.70-21,667.93

Finding the Fourth Proportional to 25,591.39, 38,363.70 and 21,667.93

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Solution

The fourth proportional to 25,591.39, 38,363.70 and 21,667.93 is: 32,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,591.39 : 38,363.70 = 21,667.93 : x
  2. Step 2: Convert to fraction form
    25,591.39/38,363.70 = 21,667.93/x
  3. Step 3: Cross multiply
    25,591.39x = 38,363.70 × 21,667.93
  4. Step 4: Simplify right side
    25,591.39x = 831,261,998.44
  5. Step 5: Solve for x
    x = 831,261,998.44/25,591.39
  6. Step 6: Final answer
    x = 32,482.09

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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.