Home / 28,871.66-39,881.15-23,227.67

Finding the Fourth Proportional to 28,871.66, 39,881.15 and 23,227.67

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Solution

The fourth proportional to 28,871.66, 39,881.15 and 23,227.67 is: 32,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.66 : 39,881.15 = 23,227.67 : x
  2. Step 2: Convert to fraction form
    28,871.66/39,881.15 = 23,227.67/x
  3. Step 3: Cross multiply
    28,871.66x = 39,881.15 × 23,227.67
  4. Step 4: Simplify right side
    28,871.66x = 926,346,174.99
  5. Step 5: Solve for x
    x = 926,346,174.99/28,871.66
  6. Step 6: Final answer
    x = 32,084.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.