Home / 39,322.08-58,983.12-11,617.92

Finding the Fourth Proportional to 39,322.08, 58,983.12 and 11,617.92

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Solution

The fourth proportional to 39,322.08, 58,983.12 and 11,617.92 is: 17,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,322.08 : 58,983.12 = 11,617.92 : x
  2. Step 2: Convert to fraction form
    39,322.08/58,983.12 = 11,617.92/x
  3. Step 3: Cross multiply
    39,322.08x = 58,983.12 × 11,617.92
  4. Step 4: Simplify right side
    39,322.08x = 685,261,169.51
  5. Step 5: Solve for x
    x = 685,261,169.51/39,322.08
  6. Step 6: Final answer
    x = 17,426.88

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1.5x scale

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.