Home / 16,856.02-25,283.08-5,169.21

Finding the Fourth Proportional to 16,856.02, 25,283.08 and 5,169.21

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Solution

The fourth proportional to 16,856.02, 25,283.08 and 5,169.21 is: 7,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.02 : 25,283.08 = 5,169.21 : x
  2. Step 2: Convert to fraction form
    16,856.02/25,283.08 = 5,169.21/x
  3. Step 3: Cross multiply
    16,856.02x = 25,283.08 × 5,169.21
  4. Step 4: Simplify right side
    16,856.02x = 130,693,549.97
  5. Step 5: Solve for x
    x = 130,693,549.97/16,856.02
  6. Step 6: Final answer
    x = 7,753.52

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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.