Home / 27,440.47-41,155.90-7,714.34

Finding the Fourth Proportional to 27,440.47, 41,155.90 and 7,714.34

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Solution

The fourth proportional to 27,440.47, 41,155.90 and 7,714.34 is: 11,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.47 : 41,155.90 = 7,714.34 : x
  2. Step 2: Convert to fraction form
    27,440.47/41,155.90 = 7,714.34/x
  3. Step 3: Cross multiply
    27,440.47x = 41,155.90 × 7,714.34
  4. Step 4: Simplify right side
    27,440.47x = 317,490,399.83
  5. Step 5: Solve for x
    x = 317,490,399.83/27,440.47
  6. Step 6: Final answer
    x = 11,570.15

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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.