Home / 24,727.74-34,125.64-14,120.78

Finding the Fourth Proportional to 24,727.74, 34,125.64 and 14,120.78

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Solution

The fourth proportional to 24,727.74, 34,125.64 and 14,120.78 is: 19,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,727.74 : 34,125.64 = 14,120.78 : x
  2. Step 2: Convert to fraction form
    24,727.74/34,125.64 = 14,120.78/x
  3. Step 3: Cross multiply
    24,727.74x = 34,125.64 × 14,120.78
  4. Step 4: Simplify right side
    24,727.74x = 481,880,654.80
  5. Step 5: Solve for x
    x = 481,880,654.80/24,727.74
  6. Step 6: Final answer
    x = 19,487.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.