Home / 26,622.66-36,739.31-15,294.35

Finding the Fourth Proportional to 26,622.66, 36,739.31 and 15,294.35

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Solution

The fourth proportional to 26,622.66, 36,739.31 and 15,294.35 is: 21,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.66 : 36,739.31 = 15,294.35 : x
  2. Step 2: Convert to fraction form
    26,622.66/36,739.31 = 15,294.35/x
  3. Step 3: Cross multiply
    26,622.66x = 36,739.31 × 15,294.35
  4. Step 4: Simplify right side
    26,622.66x = 561,903,865.90
  5. Step 5: Solve for x
    x = 561,903,865.90/26,622.66
  6. Step 6: Final answer
    x = 21,106.23

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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.