Home / 35,634.79-53,458.26-13,451.32

Finding the Fourth Proportional to 35,634.79, 53,458.26 and 13,451.32

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Solution

The fourth proportional to 35,634.79, 53,458.26 and 13,451.32 is: 20,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,634.79 : 53,458.26 = 13,451.32 : x
  2. Step 2: Convert to fraction form
    35,634.79/53,458.26 = 13,451.32/x
  3. Step 3: Cross multiply
    35,634.79x = 53,458.26 × 13,451.32
  4. Step 4: Simplify right side
    35,634.79x = 719,084,161.90
  5. Step 5: Solve for x
    x = 719,084,161.90/35,634.79
  6. Step 6: Final answer
    x = 20,179.27

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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.