Home / 13,829.18-19,100.21-10,069.16

Finding the Fourth Proportional to 13,829.18, 19,100.21 and 10,069.16

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Solution

The fourth proportional to 13,829.18, 19,100.21 and 10,069.16 is: 13,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.18 : 19,100.21 = 10,069.16 : x
  2. Step 2: Convert to fraction form
    13,829.18/19,100.21 = 10,069.16/x
  3. Step 3: Cross multiply
    13,829.18x = 19,100.21 × 10,069.16
  4. Step 4: Simplify right side
    13,829.18x = 192,323,032.12
  5. Step 5: Solve for x
    x = 192,323,032.12/13,829.18
  6. Step 6: Final answer
    x = 13,907.04

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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.