Home / 48,249.42-72,374.16-13,189.38

Finding the Fourth Proportional to 48,249.42, 72,374.16 and 13,189.38

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Solution

The fourth proportional to 48,249.42, 72,374.16 and 13,189.38 is: 19,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,249.42 : 72,374.16 = 13,189.38 : x
  2. Step 2: Convert to fraction form
    48,249.42/72,374.16 = 13,189.38/x
  3. Step 3: Cross multiply
    48,249.42x = 72,374.16 × 13,189.38
  4. Step 4: Simplify right side
    48,249.42x = 954,570,298.42
  5. Step 5: Solve for x
    x = 954,570,298.42/48,249.42
  6. Step 6: Final answer
    x = 19,784.08

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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.