Home / 34,845.29-48,085.45-18,929.70

Finding the Fourth Proportional to 34,845.29, 48,085.45 and 18,929.70

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Solution

The fourth proportional to 34,845.29, 48,085.45 and 18,929.70 is: 26,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.29 : 48,085.45 = 18,929.70 : x
  2. Step 2: Convert to fraction form
    34,845.29/48,085.45 = 18,929.70/x
  3. Step 3: Cross multiply
    34,845.29x = 48,085.45 × 18,929.70
  4. Step 4: Simplify right side
    34,845.29x = 910,243,095.54
  5. Step 5: Solve for x
    x = 910,243,095.54/34,845.29
  6. Step 6: Final answer
    x = 26,122.42

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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.