Home / 13,851.26-19,113.08-8,744.84

Finding the Fourth Proportional to 13,851.26, 19,113.08 and 8,744.84

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Solution

The fourth proportional to 13,851.26, 19,113.08 and 8,744.84 is: 12,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851.26 : 19,113.08 = 8,744.84 : x
  2. Step 2: Convert to fraction form
    13,851.26/19,113.08 = 8,744.84/x
  3. Step 3: Cross multiply
    13,851.26x = 19,113.08 × 8,744.84
  4. Step 4: Simplify right side
    13,851.26x = 167,140,826.51
  5. Step 5: Solve for x
    x = 167,140,826.51/13,851.26
  6. Step 6: Final answer
    x = 12,066.83

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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.