Home / 51,601.12-77,400.06-14,665.12

Finding the Fourth Proportional to 51,601.12, 77,400.06 and 14,665.12

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Solution

The fourth proportional to 51,601.12, 77,400.06 and 14,665.12 is: 21,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,601.12 : 77,400.06 = 14,665.12 : x
  2. Step 2: Convert to fraction form
    51,601.12/77,400.06 = 14,665.12/x
  3. Step 3: Cross multiply
    51,601.12x = 77,400.06 × 14,665.12
  4. Step 4: Simplify right side
    51,601.12x = 1,135,081,167.91
  5. Step 5: Solve for x
    x = 1,135,081,167.91/51,601.12
  6. Step 6: Final answer
    x = 21,997.22

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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.