Home / 39,778.01-59,651.39-14,471.51

Finding the Fourth Proportional to 39,778.01, 59,651.39 and 14,471.51

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Solution

The fourth proportional to 39,778.01, 59,651.39 and 14,471.51 is: 21,701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,778.01 : 59,651.39 = 14,471.51 : x
  2. Step 2: Convert to fraction form
    39,778.01/59,651.39 = 14,471.51/x
  3. Step 3: Cross multiply
    39,778.01x = 59,651.39 × 14,471.51
  4. Step 4: Simplify right side
    39,778.01x = 863,245,686.90
  5. Step 5: Solve for x
    x = 863,245,686.90/39,778.01
  6. Step 6: Final answer
    x = 21,701.58

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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.