Home / 14,408.74-21,598.31-5,521.66

Finding the Fourth Proportional to 14,408.74, 21,598.31 and 5,521.66

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Solution

The fourth proportional to 14,408.74, 21,598.31 and 5,521.66 is: 8,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.74 : 21,598.31 = 5,521.66 : x
  2. Step 2: Convert to fraction form
    14,408.74/21,598.31 = 5,521.66/x
  3. Step 3: Cross multiply
    14,408.74x = 21,598.31 × 5,521.66
  4. Step 4: Simplify right side
    14,408.74x = 119,258,442.79
  5. Step 5: Solve for x
    x = 119,258,442.79/14,408.74
  6. Step 6: Final answer
    x = 8,276.81

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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.