Home / 38,246.10-57,374.55-11,948.10

Finding the Fourth Proportional to 38,246.10, 57,374.55 and 11,948.10

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Solution

The fourth proportional to 38,246.10, 57,374.55 and 11,948.10 is: 17,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,246.10 : 57,374.55 = 11,948.10 : x
  2. Step 2: Convert to fraction form
    38,246.10/57,374.55 = 11,948.10/x
  3. Step 3: Cross multiply
    38,246.10x = 57,374.55 × 11,948.10
  4. Step 4: Simplify right side
    38,246.10x = 685,516,860.86
  5. Step 5: Solve for x
    x = 685,516,860.86/38,246.10
  6. Step 6: Final answer
    x = 17,923.84

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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.