Home / 34,234.20-47,242.62-19,127.16

Finding the Fourth Proportional to 34,234.20, 47,242.62 and 19,127.16

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Solution

The fourth proportional to 34,234.20, 47,242.62 and 19,127.16 is: 26,395.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,234.20 : 47,242.62 = 19,127.16 : x
  2. Step 2: Convert to fraction form
    34,234.20/47,242.62 = 19,127.16/x
  3. Step 3: Cross multiply
    34,234.20x = 47,242.62 × 19,127.16
  4. Step 4: Simplify right side
    34,234.20x = 903,617,151.56
  5. Step 5: Solve for x
    x = 903,617,151.56/34,234.20
  6. Step 6: Final answer
    x = 26,395.16

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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.