Home / 14,297.54-21,449.18-4,937.90

Finding the Fourth Proportional to 14,297.54, 21,449.18 and 4,937.90

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Solution

The fourth proportional to 14,297.54, 21,449.18 and 4,937.90 is: 7,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.54 : 21,449.18 = 4,937.90 : x
  2. Step 2: Convert to fraction form
    14,297.54/21,449.18 = 4,937.90/x
  3. Step 3: Cross multiply
    14,297.54x = 21,449.18 × 4,937.90
  4. Step 4: Simplify right side
    14,297.54x = 105,913,881.23
  5. Step 5: Solve for x
    x = 105,913,881.23/14,297.54
  6. Step 6: Final answer
    x = 7,407.84

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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.