Home / 16,753.78-25,133.40-5,661.13

Finding the Fourth Proportional to 16,753.78, 25,133.40 and 5,661.13

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Solution

The fourth proportional to 16,753.78, 25,133.40 and 5,661.13 is: 8,492.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,753.78 : 25,133.40 = 5,661.13 : x
  2. Step 2: Convert to fraction form
    16,753.78/25,133.40 = 5,661.13/x
  3. Step 3: Cross multiply
    16,753.78x = 25,133.40 × 5,661.13
  4. Step 4: Simplify right side
    16,753.78x = 142,283,444.74
  5. Step 5: Solve for x
    x = 142,283,444.74/16,753.78
  6. Step 6: Final answer
    x = 8,492.62

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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.