Home / 15,535.18-23,300.37-8,518.66

Finding the Fourth Proportional to 15,535.18, 23,300.37 and 8,518.66

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Solution

The fourth proportional to 15,535.18, 23,300.37 and 8,518.66 is: 12,776.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535.18 : 23,300.37 = 8,518.66 : x
  2. Step 2: Convert to fraction form
    15,535.18/23,300.37 = 8,518.66/x
  3. Step 3: Cross multiply
    15,535.18x = 23,300.37 × 8,518.66
  4. Step 4: Simplify right side
    15,535.18x = 198,487,949.16
  5. Step 5: Solve for x
    x = 198,487,949.16/15,535.18
  6. Step 6: Final answer
    x = 12,776.67

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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.