Home / 48,502.08-66,894.95-31,511.79

Finding the Fourth Proportional to 48,502.08, 66,894.95 and 31,511.79

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Solution

The fourth proportional to 48,502.08, 66,894.95 and 31,511.79 is: 43,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,502.08 : 66,894.95 = 31,511.79 : x
  2. Step 2: Convert to fraction form
    48,502.08/66,894.95 = 31,511.79/x
  3. Step 3: Cross multiply
    48,502.08x = 66,894.95 × 31,511.79
  4. Step 4: Simplify right side
    48,502.08x = 2,107,979,458.90
  5. Step 5: Solve for x
    x = 2,107,979,458.90/48,502.08
  6. Step 6: Final answer
    x = 43,461.63

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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.