Home / 39,411.45-59,067.72-19,695.69

Finding the Fourth Proportional to 39,411.45, 59,067.72 and 19,695.69

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Solution

The fourth proportional to 39,411.45, 59,067.72 and 19,695.69 is: 29,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,411.45 : 59,067.72 = 19,695.69 : x
  2. Step 2: Convert to fraction form
    39,411.45/59,067.72 = 19,695.69/x
  3. Step 3: Cross multiply
    39,411.45x = 59,067.72 × 19,695.69
  4. Step 4: Simplify right side
    39,411.45x = 1,163,379,502.13
  5. Step 5: Solve for x
    x = 1,163,379,502.13/39,411.45
  6. Step 6: Final answer
    x = 29,518.82

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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.