Home / 19,417.93-29,135.61-11,535.85

Finding the Fourth Proportional to 19,417.93, 29,135.61 and 11,535.85

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Solution

The fourth proportional to 19,417.93, 29,135.61 and 11,535.85 is: 17,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.93 : 29,135.61 = 11,535.85 : x
  2. Step 2: Convert to fraction form
    19,417.93/29,135.61 = 11,535.85/x
  3. Step 3: Cross multiply
    19,417.93x = 29,135.61 × 11,535.85
  4. Step 4: Simplify right side
    19,417.93x = 336,104,026.62
  5. Step 5: Solve for x
    x = 336,104,026.62/19,417.93
  6. Step 6: Final answer
    x = 17,308.95

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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.