Home / 13,833.21-19,084.19-9,643.89

Finding the Fourth Proportional to 13,833.21, 19,084.19 and 9,643.89

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Solution

The fourth proportional to 13,833.21, 19,084.19 and 9,643.89 is: 13,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.21 : 19,084.19 = 9,643.89 : x
  2. Step 2: Convert to fraction form
    13,833.21/19,084.19 = 9,643.89/x
  3. Step 3: Cross multiply
    13,833.21x = 19,084.19 × 9,643.89
  4. Step 4: Simplify right side
    13,833.21x = 184,045,829.10
  5. Step 5: Solve for x
    x = 184,045,829.10/13,833.21
  6. Step 6: Final answer
    x = 13,304.64

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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.