Home / 10,624.15-15,938.13-8,667.13

Finding the Fourth Proportional to 10,624.15, 15,938.13 and 8,667.13

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Solution

The fourth proportional to 10,624.15, 15,938.13 and 8,667.13 is: 13,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.15 : 15,938.13 = 8,667.13 : x
  2. Step 2: Convert to fraction form
    10,624.15/15,938.13 = 8,667.13/x
  3. Step 3: Cross multiply
    10,624.15x = 15,938.13 × 8,667.13
  4. Step 4: Simplify right side
    10,624.15x = 138,137,764.98
  5. Step 5: Solve for x
    x = 138,137,764.98/10,624.15
  6. Step 6: Final answer
    x = 13,002.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.