Home / 54,807.76-75,635.40-34,643.62

Finding the Fourth Proportional to 54,807.76, 75,635.40 and 34,643.62

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Solution

The fourth proportional to 54,807.76, 75,635.40 and 34,643.62 is: 47,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,807.76 : 75,635.40 = 34,643.62 : x
  2. Step 2: Convert to fraction form
    54,807.76/75,635.40 = 34,643.62/x
  3. Step 3: Cross multiply
    54,807.76x = 75,635.40 × 34,643.62
  4. Step 4: Simplify right side
    54,807.76x = 2,620,284,056.15
  5. Step 5: Solve for x
    x = 2,620,284,056.15/54,807.76
  6. Step 6: Final answer
    x = 47,808.63

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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.