Home / 21,368.59-32,050.45-5,787.43

Finding the Fourth Proportional to 21,368.59, 32,050.45 and 5,787.43

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Solution

The fourth proportional to 21,368.59, 32,050.45 and 5,787.43 is: 8,680.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,368.59 : 32,050.45 = 5,787.43 : x
  2. Step 2: Convert to fraction form
    21,368.59/32,050.45 = 5,787.43/x
  3. Step 3: Cross multiply
    21,368.59x = 32,050.45 × 5,787.43
  4. Step 4: Simplify right side
    21,368.59x = 185,489,735.84
  5. Step 5: Solve for x
    x = 185,489,735.84/21,368.59
  6. Step 6: Final answer
    x = 8,680.49

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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.