Home / 14,781.25-22,178.37-8,625.25

Finding the Fourth Proportional to 14,781.25, 22,178.37 and 8,625.25

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Solution

The fourth proportional to 14,781.25, 22,178.37 and 8,625.25 is: 12,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.25 : 22,178.37 = 8,625.25 : x
  2. Step 2: Convert to fraction form
    14,781.25/22,178.37 = 8,625.25/x
  3. Step 3: Cross multiply
    14,781.25x = 22,178.37 × 8,625.25
  4. Step 4: Simplify right side
    14,781.25x = 191,293,985.84
  5. Step 5: Solve for x
    x = 191,293,985.84/14,781.25
  6. Step 6: Final answer
    x = 12,941.67

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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.