Home / 26,445.90-36,485.88-15,107.22

Finding the Fourth Proportional to 26,445.90, 36,485.88 and 15,107.22

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Solution

The fourth proportional to 26,445.90, 36,485.88 and 15,107.22 is: 20,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.90 : 36,485.88 = 15,107.22 : x
  2. Step 2: Convert to fraction form
    26,445.90/36,485.88 = 15,107.22/x
  3. Step 3: Cross multiply
    26,445.90x = 36,485.88 × 15,107.22
  4. Step 4: Simplify right side
    26,445.90x = 551,200,216.05
  5. Step 5: Solve for x
    x = 551,200,216.05/26,445.90
  6. Step 6: Final answer
    x = 20,842.56

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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.