Home / 10,020.08-15,047.21-8,352.50

Finding the Fourth Proportional to 10,020.08, 15,047.21 and 8,352.50

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Solution

The fourth proportional to 10,020.08, 15,047.21 and 8,352.50 is: 12,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.08 : 15,047.21 = 8,352.50 : x
  2. Step 2: Convert to fraction form
    10,020.08/15,047.21 = 8,352.50/x
  3. Step 3: Cross multiply
    10,020.08x = 15,047.21 × 8,352.50
  4. Step 4: Simplify right side
    10,020.08x = 125,681,767.17
  5. Step 5: Solve for x
    x = 125,681,767.17/10,020.08
  6. Step 6: Final answer
    x = 12,542.99

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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.