Home / 18,566.21-25,631.33-14,339.15

Finding the Fourth Proportional to 18,566.21, 25,631.33 and 14,339.15

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Solution

The fourth proportional to 18,566.21, 25,631.33 and 14,339.15 is: 19,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,566.21 : 25,631.33 = 14,339.15 : x
  2. Step 2: Convert to fraction form
    18,566.21/25,631.33 = 14,339.15/x
  3. Step 3: Cross multiply
    18,566.21x = 25,631.33 × 14,339.15
  4. Step 4: Simplify right side
    18,566.21x = 367,531,585.50
  5. Step 5: Solve for x
    x = 367,531,585.50/18,566.21
  6. Step 6: Final answer
    x = 19,795.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.