Home / 20,014.41-29,988.73-6,859.60

Finding the Fourth Proportional to 20,014.41, 29,988.73 and 6,859.60

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Solution

The fourth proportional to 20,014.41, 29,988.73 and 6,859.60 is: 10,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.41 : 29,988.73 = 6,859.60 : x
  2. Step 2: Convert to fraction form
    20,014.41/29,988.73 = 6,859.60/x
  3. Step 3: Cross multiply
    20,014.41x = 29,988.73 × 6,859.60
  4. Step 4: Simplify right side
    20,014.41x = 205,710,692.31
  5. Step 5: Solve for x
    x = 205,710,692.31/20,014.41
  6. Step 6: Final answer
    x = 10,278.13

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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.