Home / 14,625.41-20,174.40-8,962.70

Finding the Fourth Proportional to 14,625.41, 20,174.40 and 8,962.70

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Solution

The fourth proportional to 14,625.41, 20,174.40 and 8,962.70 is: 12,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.41 : 20,174.40 = 8,962.70 : x
  2. Step 2: Convert to fraction form
    14,625.41/20,174.40 = 8,962.70/x
  3. Step 3: Cross multiply
    14,625.41x = 20,174.40 × 8,962.70
  4. Step 4: Simplify right side
    14,625.41x = 180,817,094.88
  5. Step 5: Solve for x
    x = 180,817,094.88/14,625.41
  6. Step 6: Final answer
    x = 12,363.22

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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.