Home / 45,407.64-68,121.06-14,246.04

Finding the Fourth Proportional to 45,407.64, 68,121.06 and 14,246.04

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Solution

The fourth proportional to 45,407.64, 68,121.06 and 14,246.04 is: 21,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,407.64 : 68,121.06 = 14,246.04 : x
  2. Step 2: Convert to fraction form
    45,407.64/68,121.06 = 14,246.04/x
  3. Step 3: Cross multiply
    45,407.64x = 68,121.06 × 14,246.04
  4. Step 4: Simplify right side
    45,407.64x = 970,455,345.60
  5. Step 5: Solve for x
    x = 970,455,345.60/45,407.64
  6. Step 6: Final answer
    x = 21,372.07

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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.