Home / 27,628.65-41,442.93-12,829.47

Finding the Fourth Proportional to 27,628.65, 41,442.93 and 12,829.47

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Solution

The fourth proportional to 27,628.65, 41,442.93 and 12,829.47 is: 19,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628.65 : 41,442.93 = 12,829.47 : x
  2. Step 2: Convert to fraction form
    27,628.65/41,442.93 = 12,829.47/x
  3. Step 3: Cross multiply
    27,628.65x = 41,442.93 × 12,829.47
  4. Step 4: Simplify right side
    27,628.65x = 531,690,827.15
  5. Step 5: Solve for x
    x = 531,690,827.15/27,628.65
  6. Step 6: Final answer
    x = 19,244.19

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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.