Home / 51,770.08-77,635.46-18,483.94

Finding the Fourth Proportional to 51,770.08, 77,635.46 and 18,483.94

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Solution

The fourth proportional to 51,770.08, 77,635.46 and 18,483.94 is: 27,718.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,770.08 : 77,635.46 = 18,483.94 : x
  2. Step 2: Convert to fraction form
    51,770.08/77,635.46 = 18,483.94/x
  3. Step 3: Cross multiply
    51,770.08x = 77,635.46 × 18,483.94
  4. Step 4: Simplify right side
    51,770.08x = 1,435,009,184.51
  5. Step 5: Solve for x
    x = 1,435,009,184.51/51,770.08
  6. Step 6: Final answer
    x = 27,718.89

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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.