Home / 49,663.90-74,496.66-12,224.08

Finding the Fourth Proportional to 49,663.90, 74,496.66 and 12,224.08

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Solution

The fourth proportional to 49,663.90, 74,496.66 and 12,224.08 is: 18,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,663.90 : 74,496.66 = 12,224.08 : x
  2. Step 2: Convert to fraction form
    49,663.90/74,496.66 = 12,224.08/x
  3. Step 3: Cross multiply
    49,663.90x = 74,496.66 × 12,224.08
  4. Step 4: Simplify right side
    49,663.90x = 910,653,131.57
  5. Step 5: Solve for x
    x = 910,653,131.57/49,663.90
  6. Step 6: Final answer
    x = 18,336.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.