Home / 16,740.91-25,110.65-5,053.78

Finding the Fourth Proportional to 16,740.91, 25,110.65 and 5,053.78

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Solution

The fourth proportional to 16,740.91, 25,110.65 and 5,053.78 is: 7,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.91 : 25,110.65 = 5,053.78 : x
  2. Step 2: Convert to fraction form
    16,740.91/25,110.65 = 5,053.78/x
  3. Step 3: Cross multiply
    16,740.91x = 25,110.65 × 5,053.78
  4. Step 4: Simplify right side
    16,740.91x = 126,903,716.35
  5. Step 5: Solve for x
    x = 126,903,716.35/16,740.91
  6. Step 6: Final answer
    x = 7,580.45

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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.