Home / 13,805.04-19,052.28-8,502.96

Finding the Fourth Proportional to 13,805.04, 19,052.28 and 8,502.96

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Solution

The fourth proportional to 13,805.04, 19,052.28 and 8,502.96 is: 11,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,805.04 : 19,052.28 = 8,502.96 : x
  2. Step 2: Convert to fraction form
    13,805.04/19,052.28 = 8,502.96/x
  3. Step 3: Cross multiply
    13,805.04x = 19,052.28 × 8,502.96
  4. Step 4: Simplify right side
    13,805.04x = 162,000,774.75
  5. Step 5: Solve for x
    x = 162,000,774.75/13,805.04
  6. Step 6: Final answer
    x = 11,734.90

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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.