Home / 26,163.50-36,108.90-14,985.50

Finding the Fourth Proportional to 26,163.50, 36,108.90 and 14,985.50

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Solution

The fourth proportional to 26,163.50, 36,108.90 and 14,985.50 is: 20,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,163.50 : 36,108.90 = 14,985.50 : x
  2. Step 2: Convert to fraction form
    26,163.50/36,108.90 = 14,985.50/x
  3. Step 3: Cross multiply
    26,163.50x = 36,108.90 × 14,985.50
  4. Step 4: Simplify right side
    26,163.50x = 541,109,920.95
  5. Step 5: Solve for x
    x = 541,109,920.95/26,163.50
  6. Step 6: Final answer
    x = 20,681.86

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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.