Home / 39,759.91-59,639.56-9,774.01

Finding the Fourth Proportional to 39,759.91, 59,639.56 and 9,774.01

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Solution

The fourth proportional to 39,759.91, 59,639.56 and 9,774.01 is: 14,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.91 : 59,639.56 = 9,774.01 : x
  2. Step 2: Convert to fraction form
    39,759.91/59,639.56 = 9,774.01/x
  3. Step 3: Cross multiply
    39,759.91x = 59,639.56 × 9,774.01
  4. Step 4: Simplify right side
    39,759.91x = 582,917,606.97
  5. Step 5: Solve for x
    x = 582,917,606.97/39,759.91
  6. Step 6: Final answer
    x = 14,660.94

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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.