Home / 21,594.84-32,336.20-18,494.79

Finding the Fourth Proportional to 21,594.84, 32,336.20 and 18,494.79

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Solution

The fourth proportional to 21,594.84, 32,336.20 and 18,494.79 is: 27,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.84 : 32,336.20 = 18,494.79 : x
  2. Step 2: Convert to fraction form
    21,594.84/32,336.20 = 18,494.79/x
  3. Step 3: Cross multiply
    21,594.84x = 32,336.20 × 18,494.79
  4. Step 4: Simplify right side
    21,594.84x = 598,051,228.40
  5. Step 5: Solve for x
    x = 598,051,228.40/21,594.84
  6. Step 6: Final answer
    x = 27,694.17

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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.