Home / 14,519.21-21,778.76-9,587.68

Finding the Fourth Proportional to 14,519.21, 21,778.76 and 9,587.68

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Solution

The fourth proportional to 14,519.21, 21,778.76 and 9,587.68 is: 14,381.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.21 : 21,778.76 = 9,587.68 : x
  2. Step 2: Convert to fraction form
    14,519.21/21,778.76 = 9,587.68/x
  3. Step 3: Cross multiply
    14,519.21x = 21,778.76 × 9,587.68
  4. Step 4: Simplify right side
    14,519.21x = 208,807,781.68
  5. Step 5: Solve for x
    x = 208,807,781.68/14,519.21
  6. Step 6: Final answer
    x = 14,381.48

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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.