Home / 14,298.48-21,449.70-4,438.56

Finding the Fourth Proportional to 14,298.48, 21,449.70 and 4,438.56

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Solution

The fourth proportional to 14,298.48, 21,449.70 and 4,438.56 is: 6,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.48 : 21,449.70 = 4,438.56 : x
  2. Step 2: Convert to fraction form
    14,298.48/21,449.70 = 4,438.56/x
  3. Step 3: Cross multiply
    14,298.48x = 21,449.70 × 4,438.56
  4. Step 4: Simplify right side
    14,298.48x = 95,205,780.43
  5. Step 5: Solve for x
    x = 95,205,780.43/14,298.48
  6. Step 6: Final answer
    x = 6,658.45

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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.