Home / 47,329.78-65,315.09-26,109.04

Finding the Fourth Proportional to 47,329.78, 65,315.09 and 26,109.04

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Solution

The fourth proportional to 47,329.78, 65,315.09 and 26,109.04 is: 36,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.78 : 65,315.09 = 26,109.04 : x
  2. Step 2: Convert to fraction form
    47,329.78/65,315.09 = 26,109.04/x
  3. Step 3: Cross multiply
    47,329.78x = 65,315.09 × 26,109.04
  4. Step 4: Simplify right side
    47,329.78x = 1,705,314,297.41
  5. Step 5: Solve for x
    x = 1,705,314,297.41/47,329.78
  6. Step 6: Final answer
    x = 36,030.47

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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.