Home / 10,268.23-14,170.15-5,552.50

Finding the Fourth Proportional to 10,268.23, 14,170.15 and 5,552.50

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Solution

The fourth proportional to 10,268.23, 14,170.15 and 5,552.50 is: 7,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.23 : 14,170.15 = 5,552.50 : x
  2. Step 2: Convert to fraction form
    10,268.23/14,170.15 = 5,552.50/x
  3. Step 3: Cross multiply
    10,268.23x = 14,170.15 × 5,552.50
  4. Step 4: Simplify right side
    10,268.23x = 78,679,730.11
  5. Step 5: Solve for x
    x = 78,679,730.11/10,268.23
  6. Step 6: Final answer
    x = 7,662.44

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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.