Home / 13,847.26-19,109.18-7,559.64

Finding the Fourth Proportional to 13,847.26, 19,109.18 and 7,559.64

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Solution

The fourth proportional to 13,847.26, 19,109.18 and 7,559.64 is: 10,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847.26 : 19,109.18 = 7,559.64 : x
  2. Step 2: Convert to fraction form
    13,847.26/19,109.18 = 7,559.64/x
  3. Step 3: Cross multiply
    13,847.26x = 19,109.18 × 7,559.64
  4. Step 4: Simplify right side
    13,847.26x = 144,458,521.50
  5. Step 5: Solve for x
    x = 144,458,521.50/13,847.26
  6. Step 6: Final answer
    x = 10,432.28

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1.5x scale

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.