Home / 48,460.08-66,896.04-28,309.32

Finding the Fourth Proportional to 48,460.08, 66,896.04 and 28,309.32

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Solution

The fourth proportional to 48,460.08, 66,896.04 and 28,309.32 is: 39,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,460.08 : 66,896.04 = 28,309.32 : x
  2. Step 2: Convert to fraction form
    48,460.08/66,896.04 = 28,309.32/x
  3. Step 3: Cross multiply
    48,460.08x = 66,896.04 × 28,309.32
  4. Step 4: Simplify right side
    48,460.08x = 1,893,781,403.09
  5. Step 5: Solve for x
    x = 1,893,781,403.09/48,460.08
  6. Step 6: Final answer
    x = 39,079.21

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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.