Home / 21,032.02-31,543.17-6,237.37

Finding the Fourth Proportional to 21,032.02, 31,543.17 and 6,237.37

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Solution

The fourth proportional to 21,032.02, 31,543.17 and 6,237.37 is: 9,354.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032.02 : 31,543.17 = 6,237.37 : x
  2. Step 2: Convert to fraction form
    21,032.02/31,543.17 = 6,237.37/x
  3. Step 3: Cross multiply
    21,032.02x = 31,543.17 × 6,237.37
  4. Step 4: Simplify right side
    21,032.02x = 196,746,422.26
  5. Step 5: Solve for x
    x = 196,746,422.26/21,032.02
  6. Step 6: Final answer
    x = 9,354.61

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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.