Home / 14,297.22-21,437.15-6,398.28

Finding the Fourth Proportional to 14,297.22, 21,437.15 and 6,398.28

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Solution

The fourth proportional to 14,297.22, 21,437.15 and 6,398.28 is: 9,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.22 : 21,437.15 = 6,398.28 : x
  2. Step 2: Convert to fraction form
    14,297.22/21,437.15 = 6,398.28/x
  3. Step 3: Cross multiply
    14,297.22x = 21,437.15 × 6,398.28
  4. Step 4: Simplify right side
    14,297.22x = 137,160,856.11
  5. Step 5: Solve for x
    x = 137,160,856.11/14,297.22
  6. Step 6: Final answer
    x = 9,593.53

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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.