Home / 15,724.53-21,673.17-10,410.12

Finding the Fourth Proportional to 15,724.53, 21,673.17 and 10,410.12

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Solution

The fourth proportional to 15,724.53, 21,673.17 and 10,410.12 is: 14,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.53 : 21,673.17 = 10,410.12 : x
  2. Step 2: Convert to fraction form
    15,724.53/21,673.17 = 10,410.12/x
  3. Step 3: Cross multiply
    15,724.53x = 21,673.17 × 10,410.12
  4. Step 4: Simplify right side
    15,724.53x = 225,620,300.48
  5. Step 5: Solve for x
    x = 225,620,300.48/15,724.53
  6. Step 6: Final answer
    x = 14,348.30

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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.