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Finding the Fourth Proportional to 35,639.58, 53,458.14 and 16,928.58

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Solution

The fourth proportional to 35,639.58, 53,458.14 and 16,928.58 is: 25,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,639.58 : 53,458.14 = 16,928.58 : x
  2. Step 2: Convert to fraction form
    35,639.58/53,458.14 = 16,928.58/x
  3. Step 3: Cross multiply
    35,639.58x = 53,458.14 × 16,928.58
  4. Step 4: Simplify right side
    35,639.58x = 904,970,399.64
  5. Step 5: Solve for x
    x = 904,970,399.64/35,639.58
  6. Step 6: Final answer
    x = 25,392.29

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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.