Home / 48,869.12-73,303.56-11,933.12

Finding the Fourth Proportional to 48,869.12, 73,303.56 and 11,933.12

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Solution

The fourth proportional to 48,869.12, 73,303.56 and 11,933.12 is: 17,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,869.12 : 73,303.56 = 11,933.12 : x
  2. Step 2: Convert to fraction form
    48,869.12/73,303.56 = 11,933.12/x
  3. Step 3: Cross multiply
    48,869.12x = 73,303.56 × 11,933.12
  4. Step 4: Simplify right side
    48,869.12x = 874,740,177.91
  5. Step 5: Solve for x
    x = 874,740,177.91/48,869.12
  6. Step 6: Final answer
    x = 17,899.65

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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.