Home / 48,715.32-67,241.16-28,573.05

Finding the Fourth Proportional to 48,715.32, 67,241.16 and 28,573.05

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Solution

The fourth proportional to 48,715.32, 67,241.16 and 28,573.05 is: 39,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,715.32 : 67,241.16 = 28,573.05 : x
  2. Step 2: Convert to fraction form
    48,715.32/67,241.16 = 28,573.05/x
  3. Step 3: Cross multiply
    48,715.32x = 67,241.16 × 28,573.05
  4. Step 4: Simplify right side
    48,715.32x = 1,921,285,026.74
  5. Step 5: Solve for x
    x = 1,921,285,026.74/48,715.32
  6. Step 6: Final answer
    x = 39,439.03

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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.