Home / 15,027.84-22,508.88-8,450.40

Finding the Fourth Proportional to 15,027.84, 22,508.88 and 8,450.40

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Solution

The fourth proportional to 15,027.84, 22,508.88 and 8,450.40 is: 12,657.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,027.84 : 22,508.88 = 8,450.40 : x
  2. Step 2: Convert to fraction form
    15,027.84/22,508.88 = 8,450.40/x
  3. Step 3: Cross multiply
    15,027.84x = 22,508.88 × 8,450.40
  4. Step 4: Simplify right side
    15,027.84x = 190,209,039.55
  5. Step 5: Solve for x
    x = 190,209,039.55/15,027.84
  6. Step 6: Final answer
    x = 12,657.11

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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.