Home / 18,358.53-27,539.60-5,875.41

Finding the Fourth Proportional to 18,358.53, 27,539.60 and 5,875.41

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Solution

The fourth proportional to 18,358.53, 27,539.60 and 5,875.41 is: 8,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358.53 : 27,539.60 = 5,875.41 : x
  2. Step 2: Convert to fraction form
    18,358.53/27,539.60 = 5,875.41/x
  3. Step 3: Cross multiply
    18,358.53x = 27,539.60 × 5,875.41
  4. Step 4: Simplify right side
    18,358.53x = 161,806,441.24
  5. Step 5: Solve for x
    x = 161,806,441.24/18,358.53
  6. Step 6: Final answer
    x = 8,813.69

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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.