Home / 60,786.12-91,222.01-21,346.30

Finding the Fourth Proportional to 60,786.12, 91,222.01 and 21,346.30

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Solution

The fourth proportional to 60,786.12, 91,222.01 and 21,346.30 is: 32,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,786.12 : 91,222.01 = 21,346.30 : x
  2. Step 2: Convert to fraction form
    60,786.12/91,222.01 = 21,346.30/x
  3. Step 3: Cross multiply
    60,786.12x = 91,222.01 × 21,346.30
  4. Step 4: Simplify right side
    60,786.12x = 1,947,252,392.06
  5. Step 5: Solve for x
    x = 1,947,252,392.06/60,786.12
  6. Step 6: Final answer
    x = 32,034.49

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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.