Home / 15,487.85-23,232.66-4,393.67

Finding the Fourth Proportional to 15,487.85, 23,232.66 and 4,393.67

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Solution

The fourth proportional to 15,487.85, 23,232.66 and 4,393.67 is: 6,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487.85 : 23,232.66 = 4,393.67 : x
  2. Step 2: Convert to fraction form
    15,487.85/23,232.66 = 4,393.67/x
  3. Step 3: Cross multiply
    15,487.85x = 23,232.66 × 4,393.67
  4. Step 4: Simplify right side
    15,487.85x = 102,076,525.10
  5. Step 5: Solve for x
    x = 102,076,525.10/15,487.85
  6. Step 6: Final answer
    x = 6,590.75

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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.