Home / 16,782.66-23,154.66-10,803.78

Finding the Fourth Proportional to 16,782.66, 23,154.66 and 10,803.78

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Solution

The fourth proportional to 16,782.66, 23,154.66 and 10,803.78 is: 14,905.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.66 : 23,154.66 = 10,803.78 : x
  2. Step 2: Convert to fraction form
    16,782.66/23,154.66 = 10,803.78/x
  3. Step 3: Cross multiply
    16,782.66x = 23,154.66 × 10,803.78
  4. Step 4: Simplify right side
    16,782.66x = 250,157,852.61
  5. Step 5: Solve for x
    x = 250,157,852.61/16,782.66
  6. Step 6: Final answer
    x = 14,905.73

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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.