Home / 14,032.09-21,029.50-7,444.09

Finding the Fourth Proportional to 14,032.09, 21,029.50 and 7,444.09

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Solution

The fourth proportional to 14,032.09, 21,029.50 and 7,444.09 is: 11,156.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.09 : 21,029.50 = 7,444.09 : x
  2. Step 2: Convert to fraction form
    14,032.09/21,029.50 = 7,444.09/x
  3. Step 3: Cross multiply
    14,032.09x = 21,029.50 × 7,444.09
  4. Step 4: Simplify right side
    14,032.09x = 156,545,490.66
  5. Step 5: Solve for x
    x = 156,545,490.66/14,032.09
  6. Step 6: Final answer
    x = 11,156.25

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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.