Home / 37,722.28-56,583.74-11,429.08

Finding the Fourth Proportional to 37,722.28, 56,583.74 and 11,429.08

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Solution

The fourth proportional to 37,722.28, 56,583.74 and 11,429.08 is: 17,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,722.28 : 56,583.74 = 11,429.08 : x
  2. Step 2: Convert to fraction form
    37,722.28/56,583.74 = 11,429.08/x
  3. Step 3: Cross multiply
    37,722.28x = 56,583.74 × 11,429.08
  4. Step 4: Simplify right side
    37,722.28x = 646,700,091.16
  5. Step 5: Solve for x
    x = 646,700,091.16/37,722.28
  6. Step 6: Final answer
    x = 17,143.72

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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.