Home / 20,801.76-31,208.16-6,010.44

Finding the Fourth Proportional to 20,801.76, 31,208.16 and 6,010.44

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Solution

The fourth proportional to 20,801.76, 31,208.16 and 6,010.44 is: 9,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,801.76 : 31,208.16 = 6,010.44 : x
  2. Step 2: Convert to fraction form
    20,801.76/31,208.16 = 6,010.44/x
  3. Step 3: Cross multiply
    20,801.76x = 31,208.16 × 6,010.44
  4. Step 4: Simplify right side
    20,801.76x = 187,574,773.19
  5. Step 5: Solve for x
    x = 187,574,773.19/20,801.76
  6. Step 6: Final answer
    x = 9,017.25

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1.5x scale

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.