Home / 40,586.88-60,880.08-14,288.48

Finding the Fourth Proportional to 40,586.88, 60,880.08 and 14,288.48

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Solution

The fourth proportional to 40,586.88, 60,880.08 and 14,288.48 is: 21,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586.88 : 60,880.08 = 14,288.48 : x
  2. Step 2: Convert to fraction form
    40,586.88/60,880.08 = 14,288.48/x
  3. Step 3: Cross multiply
    40,586.88x = 60,880.08 × 14,288.48
  4. Step 4: Simplify right side
    40,586.88x = 869,883,805.48
  5. Step 5: Solve for x
    x = 869,883,805.48/40,586.88
  6. Step 6: Final answer
    x = 21,432.64

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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.