Home / 21,520.49-32,282.58-5,938.11

Finding the Fourth Proportional to 21,520.49, 32,282.58 and 5,938.11

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Solution

The fourth proportional to 21,520.49, 32,282.58 and 5,938.11 is: 8,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,520.49 : 32,282.58 = 5,938.11 : x
  2. Step 2: Convert to fraction form
    21,520.49/32,282.58 = 5,938.11/x
  3. Step 3: Cross multiply
    21,520.49x = 32,282.58 × 5,938.11
  4. Step 4: Simplify right side
    21,520.49x = 191,697,533.39
  5. Step 5: Solve for x
    x = 191,697,533.39/21,520.49
  6. Step 6: Final answer
    x = 8,907.68

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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.