Home / 51,571.17-77,428.62-26,629.22

Finding the Fourth Proportional to 51,571.17, 77,428.62 and 26,629.22

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Solution

The fourth proportional to 51,571.17, 77,428.62 and 26,629.22 is: 39,980.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,571.17 : 77,428.62 = 26,629.22 : x
  2. Step 2: Convert to fraction form
    51,571.17/77,428.62 = 26,629.22/x
  3. Step 3: Cross multiply
    51,571.17x = 77,428.62 × 26,629.22
  4. Step 4: Simplify right side
    51,571.17x = 2,061,863,756.28
  5. Step 5: Solve for x
    x = 2,061,863,756.28/51,571.17
  6. Step 6: Final answer
    x = 39,980.94

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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.