Home / 38,246.40-57,349.80-11,944.08

Finding the Fourth Proportional to 38,246.40, 57,349.80 and 11,944.08

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Solution

The fourth proportional to 38,246.40, 57,349.80 and 11,944.08 is: 17,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,246.40 : 57,349.80 = 11,944.08 : x
  2. Step 2: Convert to fraction form
    38,246.40/57,349.80 = 11,944.08/x
  3. Step 3: Cross multiply
    38,246.40x = 57,349.80 × 11,944.08
  4. Step 4: Simplify right side
    38,246.40x = 684,990,599.18
  5. Step 5: Solve for x
    x = 684,990,599.18/38,246.40
  6. Step 6: Final answer
    x = 17,909.94

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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.