Home / 25,551.88-38,328.16-8,021.71

Finding the Fourth Proportional to 25,551.88, 38,328.16 and 8,021.71

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Solution

The fourth proportional to 25,551.88, 38,328.16 and 8,021.71 is: 12,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.88 : 38,328.16 = 8,021.71 : x
  2. Step 2: Convert to fraction form
    25,551.88/38,328.16 = 8,021.71/x
  3. Step 3: Cross multiply
    25,551.88x = 38,328.16 × 8,021.71
  4. Step 4: Simplify right side
    25,551.88x = 307,457,192.71
  5. Step 5: Solve for x
    x = 307,457,192.71/25,551.88
  6. Step 6: Final answer
    x = 12,032.67

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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.