Home / 37,197.81-51,336.15-21,067.99

Finding the Fourth Proportional to 37,197.81, 51,336.15 and 21,067.99

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Solution

The fourth proportional to 37,197.81, 51,336.15 and 21,067.99 is: 29,075.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,197.81 : 51,336.15 = 21,067.99 : x
  2. Step 2: Convert to fraction form
    37,197.81/51,336.15 = 21,067.99/x
  3. Step 3: Cross multiply
    37,197.81x = 51,336.15 × 21,067.99
  4. Step 4: Simplify right side
    37,197.81x = 1,081,549,465.82
  5. Step 5: Solve for x
    x = 1,081,549,465.82/37,197.81
  6. Step 6: Final answer
    x = 29,075.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.