Home / 39,420.97-59,096.28-14,455.18

Finding the Fourth Proportional to 39,420.97, 59,096.28 and 14,455.18

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Solution

The fourth proportional to 39,420.97, 59,096.28 and 14,455.18 is: 21,669.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.97 : 59,096.28 = 14,455.18 : x
  2. Step 2: Convert to fraction form
    39,420.97/59,096.28 = 14,455.18/x
  3. Step 3: Cross multiply
    39,420.97x = 59,096.28 × 14,455.18
  4. Step 4: Simplify right side
    39,420.97x = 854,247,364.73
  5. Step 5: Solve for x
    x = 854,247,364.73/39,420.97
  6. Step 6: Final answer
    x = 21,669.87

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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.