Home / 21,566.51-32,357.79-9,716.73

Finding the Fourth Proportional to 21,566.51, 32,357.79 and 9,716.73

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Solution

The fourth proportional to 21,566.51, 32,357.79 and 9,716.73 is: 14,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.51 : 32,357.79 = 9,716.73 : x
  2. Step 2: Convert to fraction form
    21,566.51/32,357.79 = 9,716.73/x
  3. Step 3: Cross multiply
    21,566.51x = 32,357.79 × 9,716.73
  4. Step 4: Simplify right side
    21,566.51x = 314,411,908.83
  5. Step 5: Solve for x
    x = 314,411,908.83/21,566.51
  6. Step 6: Final answer
    x = 14,578.71

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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.