Home / 48,807.36-67,346.64-28,659.42

Finding the Fourth Proportional to 48,807.36, 67,346.64 and 28,659.42

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Solution

The fourth proportional to 48,807.36, 67,346.64 and 28,659.42 is: 39,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,807.36 : 67,346.64 = 28,659.42 : x
  2. Step 2: Convert to fraction form
    48,807.36/67,346.64 = 28,659.42/x
  3. Step 3: Cross multiply
    48,807.36x = 67,346.64 × 28,659.42
  4. Step 4: Simplify right side
    48,807.36x = 1,930,115,641.35
  5. Step 5: Solve for x
    x = 1,930,115,641.35/48,807.36
  6. Step 6: Final answer
    x = 39,545.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.