Home / 48,249.08-72,374.62-13,188.52

Finding the Fourth Proportional to 48,249.08, 72,374.62 and 13,188.52

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Solution

The fourth proportional to 48,249.08, 72,374.62 and 13,188.52 is: 19,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,249.08 : 72,374.62 = 13,188.52 : x
  2. Step 2: Convert to fraction form
    48,249.08/72,374.62 = 13,188.52/x
  3. Step 3: Cross multiply
    48,249.08x = 72,374.62 × 13,188.52
  4. Step 4: Simplify right side
    48,249.08x = 954,514,123.36
  5. Step 5: Solve for x
    x = 954,514,123.36/48,249.08
  6. Step 6: Final answer
    x = 19,783.05

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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.