Home / 14,164.80-21,248.54-4,169.55

Finding the Fourth Proportional to 14,164.80, 21,248.54 and 4,169.55

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Solution

The fourth proportional to 14,164.80, 21,248.54 and 4,169.55 is: 6,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.80 : 21,248.54 = 4,169.55 : x
  2. Step 2: Convert to fraction form
    14,164.80/21,248.54 = 4,169.55/x
  3. Step 3: Cross multiply
    14,164.80x = 21,248.54 × 4,169.55
  4. Step 4: Simplify right side
    14,164.80x = 88,596,882.23
  5. Step 5: Solve for x
    x = 88,596,882.23/14,164.80
  6. Step 6: Final answer
    x = 6,254.72

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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.