Home / 40,586.56-60,879.72-14,288.32

Finding the Fourth Proportional to 40,586.56, 60,879.72 and 14,288.32

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Solution

The fourth proportional to 40,586.56, 60,879.72 and 14,288.32 is: 21,432.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586.56 : 60,879.72 = 14,288.32 : x
  2. Step 2: Convert to fraction form
    40,586.56/60,879.72 = 14,288.32/x
  3. Step 3: Cross multiply
    40,586.56x = 60,879.72 × 14,288.32
  4. Step 4: Simplify right side
    40,586.56x = 869,868,920.87
  5. Step 5: Solve for x
    x = 869,868,920.87/40,586.56
  6. Step 6: Final answer
    x = 21,432.44

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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.