Home / 35,690.45-53,536.10-16,972.29

Finding the Fourth Proportional to 35,690.45, 53,536.10 and 16,972.29

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Solution

The fourth proportional to 35,690.45, 53,536.10 and 16,972.29 is: 25,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.45 : 53,536.10 = 16,972.29 : x
  2. Step 2: Convert to fraction form
    35,690.45/53,536.10 = 16,972.29/x
  3. Step 3: Cross multiply
    35,690.45x = 53,536.10 × 16,972.29
  4. Step 4: Simplify right side
    35,690.45x = 908,630,129.81
  5. Step 5: Solve for x
    x = 908,630,129.81/35,690.45
  6. Step 6: Final answer
    x = 25,458.64

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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.