Home / 27,585.58-41,345.96-12,763.18

Finding the Fourth Proportional to 27,585.58, 41,345.96 and 12,763.18

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Solution

The fourth proportional to 27,585.58, 41,345.96 and 12,763.18 is: 19,129.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,585.58 : 41,345.96 = 12,763.18 : x
  2. Step 2: Convert to fraction form
    27,585.58/41,345.96 = 12,763.18/x
  3. Step 3: Cross multiply
    27,585.58x = 41,345.96 × 12,763.18
  4. Step 4: Simplify right side
    27,585.58x = 527,705,929.75
  5. Step 5: Solve for x
    x = 527,705,929.75/27,585.58
  6. Step 6: Final answer
    x = 19,129.77

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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.