Home / 26,140.93-39,114.50-15,616.67

Finding the Fourth Proportional to 26,140.93, 39,114.50 and 15,616.67

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Solution

The fourth proportional to 26,140.93, 39,114.50 and 15,616.67 is: 23,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.93 : 39,114.50 = 15,616.67 : x
  2. Step 2: Convert to fraction form
    26,140.93/39,114.50 = 15,616.67/x
  3. Step 3: Cross multiply
    26,140.93x = 39,114.50 × 15,616.67
  4. Step 4: Simplify right side
    26,140.93x = 610,838,295.09
  5. Step 5: Solve for x
    x = 610,838,295.09/26,140.93
  6. Step 6: Final answer
    x = 23,367.12

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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.