Home / 14,226.18-21,335.58-4,228.58

Finding the Fourth Proportional to 14,226.18, 21,335.58 and 4,228.58

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Solution

The fourth proportional to 14,226.18, 21,335.58 and 4,228.58 is: 6,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.18 : 21,335.58 = 4,228.58 : x
  2. Step 2: Convert to fraction form
    14,226.18/21,335.58 = 4,228.58/x
  3. Step 3: Cross multiply
    14,226.18x = 21,335.58 × 4,228.58
  4. Step 4: Simplify right side
    14,226.18x = 90,219,100.20
  5. Step 5: Solve for x
    x = 90,219,100.20/14,226.18
  6. Step 6: Final answer
    x = 6,341.77

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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.