Home / 48,722.64-67,248.39-28,580.37

Finding the Fourth Proportional to 48,722.64, 67,248.39 and 28,580.37

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Solution

The fourth proportional to 48,722.64, 67,248.39 and 28,580.37 is: 39,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,722.64 : 67,248.39 = 28,580.37 : x
  2. Step 2: Convert to fraction form
    48,722.64/67,248.39 = 28,580.37/x
  3. Step 3: Cross multiply
    48,722.64x = 67,248.39 × 28,580.37
  4. Step 4: Simplify right side
    48,722.64x = 1,921,983,868.10
  5. Step 5: Solve for x
    x = 1,921,983,868.10/48,722.64
  6. Step 6: Final answer
    x = 39,447.45

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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.