Home / 55,617.71-83,426.29-18,203.27

Finding the Fourth Proportional to 55,617.71, 83,426.29 and 18,203.27

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Solution

The fourth proportional to 55,617.71, 83,426.29 and 18,203.27 is: 27,304.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,617.71 : 83,426.29 = 18,203.27 : x
  2. Step 2: Convert to fraction form
    55,617.71/83,426.29 = 18,203.27/x
  3. Step 3: Cross multiply
    55,617.71x = 83,426.29 × 18,203.27
  4. Step 4: Simplify right side
    55,617.71x = 1,518,630,819.33
  5. Step 5: Solve for x
    x = 1,518,630,819.33/55,617.71
  6. Step 6: Final answer
    x = 27,304.81

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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.