Home / 14,436.63-21,655.08-6,115.59

Finding the Fourth Proportional to 14,436.63, 21,655.08 and 6,115.59

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Solution

The fourth proportional to 14,436.63, 21,655.08 and 6,115.59 is: 9,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.63 : 21,655.08 = 6,115.59 : x
  2. Step 2: Convert to fraction form
    14,436.63/21,655.08 = 6,115.59/x
  3. Step 3: Cross multiply
    14,436.63x = 21,655.08 × 6,115.59
  4. Step 4: Simplify right side
    14,436.63x = 132,433,590.70
  5. Step 5: Solve for x
    x = 132,433,590.70/14,436.63
  6. Step 6: Final answer
    x = 9,173.44

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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.