Home / 29,318.20-40,459.14-17,216.32

Finding the Fourth Proportional to 29,318.20, 40,459.14 and 17,216.32

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Solution

The fourth proportional to 29,318.20, 40,459.14 and 17,216.32 is: 23,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.20 : 40,459.14 = 17,216.32 : x
  2. Step 2: Convert to fraction form
    29,318.20/40,459.14 = 17,216.32/x
  3. Step 3: Cross multiply
    29,318.20x = 40,459.14 × 17,216.32
  4. Step 4: Simplify right side
    29,318.20x = 696,557,501.16
  5. Step 5: Solve for x
    x = 696,557,501.16/29,318.20
  6. Step 6: Final answer
    x = 23,758.54

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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.