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Finding the Fourth Proportional to 26,216.87, 36,167.74 and 17,715.87

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Solution

The fourth proportional to 26,216.87, 36,167.74 and 17,715.87 is: 24,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.87 : 36,167.74 = 17,715.87 : x
  2. Step 2: Convert to fraction form
    26,216.87/36,167.74 = 17,715.87/x
  3. Step 3: Cross multiply
    26,216.87x = 36,167.74 × 17,715.87
  4. Step 4: Simplify right side
    26,216.87x = 640,742,935.74
  5. Step 5: Solve for x
    x = 640,742,935.74/26,216.87
  6. Step 6: Final answer
    x = 24,440.11

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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.