Home / 61,719.95-92,606.66-21,767.48

Finding the Fourth Proportional to 61,719.95, 92,606.66 and 21,767.48

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Solution

The fourth proportional to 61,719.95, 92,606.66 and 21,767.48 is: 32,660.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,719.95 : 92,606.66 = 21,767.48 : x
  2. Step 2: Convert to fraction form
    61,719.95/92,606.66 = 21,767.48/x
  3. Step 3: Cross multiply
    61,719.95x = 92,606.66 × 21,767.48
  4. Step 4: Simplify right side
    61,719.95x = 2,015,813,619.42
  5. Step 5: Solve for x
    x = 2,015,813,619.42/61,719.95
  6. Step 6: Final answer
    x = 32,660.65

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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.