Home / 26,439.90-36,477.60-15,101.22

Finding the Fourth Proportional to 26,439.90, 36,477.60 and 15,101.22

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Solution

The fourth proportional to 26,439.90, 36,477.60 and 15,101.22 is: 20,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.90 : 36,477.60 = 15,101.22 : x
  2. Step 2: Convert to fraction form
    26,439.90/36,477.60 = 15,101.22/x
  3. Step 3: Cross multiply
    26,439.90x = 36,477.60 × 15,101.22
  4. Step 4: Simplify right side
    26,439.90x = 550,856,262.67
  5. Step 5: Solve for x
    x = 550,856,262.67/26,439.90
  6. Step 6: Final answer
    x = 20,834.28

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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.