Home / 13,559.70-20,342.67-6,166.29

Finding the Fourth Proportional to 13,559.70, 20,342.67 and 6,166.29

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Solution

The fourth proportional to 13,559.70, 20,342.67 and 6,166.29 is: 9,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559.70 : 20,342.67 = 6,166.29 : x
  2. Step 2: Convert to fraction form
    13,559.70/20,342.67 = 6,166.29/x
  3. Step 3: Cross multiply
    13,559.70x = 20,342.67 × 6,166.29
  4. Step 4: Simplify right side
    13,559.70x = 125,438,802.59
  5. Step 5: Solve for x
    x = 125,438,802.59/13,559.70
  6. Step 6: Final answer
    x = 9,250.85

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1.5x scale

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.