Home / 61,276.68-91,923.66-21,822.12

Finding the Fourth Proportional to 61,276.68, 91,923.66 and 21,822.12

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Solution

The fourth proportional to 61,276.68, 91,923.66 and 21,822.12 is: 32,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,276.68 : 91,923.66 = 21,822.12 : x
  2. Step 2: Convert to fraction form
    61,276.68/91,923.66 = 21,822.12/x
  3. Step 3: Cross multiply
    61,276.68x = 91,923.66 × 21,822.12
  4. Step 4: Simplify right side
    61,276.68x = 2,005,969,139.36
  5. Step 5: Solve for x
    x = 2,005,969,139.36/61,276.68
  6. Step 6: Final answer
    x = 32,736.26

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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.