Home / 26,154.24-39,124.32-21,777.60

Finding the Fourth Proportional to 26,154.24, 39,124.32 and 21,777.60

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Solution

The fourth proportional to 26,154.24, 39,124.32 and 21,777.60 is: 32,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.24 : 39,124.32 = 21,777.60 : x
  2. Step 2: Convert to fraction form
    26,154.24/39,124.32 = 21,777.60/x
  3. Step 3: Cross multiply
    26,154.24x = 39,124.32 × 21,777.60
  4. Step 4: Simplify right side
    26,154.24x = 852,033,791.23
  5. Step 5: Solve for x
    x = 852,033,791.23/26,154.24
  6. Step 6: Final answer
    x = 32,577.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.