Home / 48,659.30-67,150.32-28,528.10

Finding the Fourth Proportional to 48,659.30, 67,150.32 and 28,528.10

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Solution

The fourth proportional to 48,659.30, 67,150.32 and 28,528.10 is: 39,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,659.30 : 67,150.32 = 28,528.10 : x
  2. Step 2: Convert to fraction form
    48,659.30/67,150.32 = 28,528.10/x
  3. Step 3: Cross multiply
    48,659.30x = 67,150.32 × 28,528.10
  4. Step 4: Simplify right side
    48,659.30x = 1,915,671,043.99
  5. Step 5: Solve for x
    x = 1,915,671,043.99/48,659.30
  6. Step 6: Final answer
    x = 39,369.06

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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.