Home / 51,656.83-77,455.13-20,029.94

Finding the Fourth Proportional to 51,656.83, 77,455.13 and 20,029.94

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Solution

The fourth proportional to 51,656.83, 77,455.13 and 20,029.94 is: 30,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656.83 : 77,455.13 = 20,029.94 : x
  2. Step 2: Convert to fraction form
    51,656.83/77,455.13 = 20,029.94/x
  3. Step 3: Cross multiply
    51,656.83x = 77,455.13 × 20,029.94
  4. Step 4: Simplify right side
    51,656.83x = 1,551,421,219.32
  5. Step 5: Solve for x
    x = 1,551,421,219.32/51,656.83
  6. Step 6: Final answer
    x = 30,033.23

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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.