Home / 35,318.18-52,957.31-11,619.32

Finding the Fourth Proportional to 35,318.18, 52,957.31 and 11,619.32

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Solution

The fourth proportional to 35,318.18, 52,957.31 and 11,619.32 is: 17,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.18 : 52,957.31 = 11,619.32 : x
  2. Step 2: Convert to fraction form
    35,318.18/52,957.31 = 11,619.32/x
  3. Step 3: Cross multiply
    35,318.18x = 52,957.31 × 11,619.32
  4. Step 4: Simplify right side
    35,318.18x = 615,327,608.35
  5. Step 5: Solve for x
    x = 615,327,608.35/35,318.18
  6. Step 6: Final answer
    x = 17,422.40

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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.