Home / 64,958.64-97,426.62-18,215.16

Finding the Fourth Proportional to 64,958.64, 97,426.62 and 18,215.16

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Solution

The fourth proportional to 64,958.64, 97,426.62 and 18,215.16 is: 27,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,958.64 : 97,426.62 = 18,215.16 : x
  2. Step 2: Convert to fraction form
    64,958.64/97,426.62 = 18,215.16/x
  3. Step 3: Cross multiply
    64,958.64x = 97,426.62 × 18,215.16
  4. Step 4: Simplify right side
    64,958.64x = 1,774,641,471.56
  5. Step 5: Solve for x
    x = 1,774,641,471.56/64,958.64
  6. Step 6: Final answer
    x = 27,319.56

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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.