Home / 26,803.71-36,988.25-16,191.50

Finding the Fourth Proportional to 26,803.71, 36,988.25 and 16,191.50

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Solution

The fourth proportional to 26,803.71, 36,988.25 and 16,191.50 is: 22,343.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.71 : 36,988.25 = 16,191.50 : x
  2. Step 2: Convert to fraction form
    26,803.71/36,988.25 = 16,191.50/x
  3. Step 3: Cross multiply
    26,803.71x = 36,988.25 × 16,191.50
  4. Step 4: Simplify right side
    26,803.71x = 598,894,983.98
  5. Step 5: Solve for x
    x = 598,894,983.98/26,803.71
  6. Step 6: Final answer
    x = 22,343.73

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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.