Home / 51,443.79-77,172.84-15,908.01

Finding the Fourth Proportional to 51,443.79, 77,172.84 and 15,908.01

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Solution

The fourth proportional to 51,443.79, 77,172.84 and 15,908.01 is: 23,864.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,443.79 : 77,172.84 = 15,908.01 : x
  2. Step 2: Convert to fraction form
    51,443.79/77,172.84 = 15,908.01/x
  3. Step 3: Cross multiply
    51,443.79x = 77,172.84 × 15,908.01
  4. Step 4: Simplify right side
    51,443.79x = 1,227,666,310.45
  5. Step 5: Solve for x
    x = 1,227,666,310.45/51,443.79
  6. Step 6: Final answer
    x = 23,864.23

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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.