Home / 21,043.71-31,565.31-6,051.18

Finding the Fourth Proportional to 21,043.71, 31,565.31 and 6,051.18

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Solution

The fourth proportional to 21,043.71, 31,565.31 and 6,051.18 is: 9,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,043.71 : 31,565.31 = 6,051.18 : x
  2. Step 2: Convert to fraction form
    21,043.71/31,565.31 = 6,051.18/x
  3. Step 3: Cross multiply
    21,043.71x = 31,565.31 × 6,051.18
  4. Step 4: Simplify right side
    21,043.71x = 191,007,372.57
  5. Step 5: Solve for x
    x = 191,007,372.57/21,043.71
  6. Step 6: Final answer
    x = 9,076.70

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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.