Home / 14,574.56-21,865.08-4,185.52

Finding the Fourth Proportional to 14,574.56, 21,865.08 and 4,185.52

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Solution

The fourth proportional to 14,574.56, 21,865.08 and 4,185.52 is: 6,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.56 : 21,865.08 = 4,185.52 : x
  2. Step 2: Convert to fraction form
    14,574.56/21,865.08 = 4,185.52/x
  3. Step 3: Cross multiply
    14,574.56x = 21,865.08 × 4,185.52
  4. Step 4: Simplify right side
    14,574.56x = 91,516,729.64
  5. Step 5: Solve for x
    x = 91,516,729.64/14,574.56
  6. Step 6: Final answer
    x = 6,279.21

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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.