Home / 35,101.60-52,688.84-20,339.35

Finding the Fourth Proportional to 35,101.60, 52,688.84 and 20,339.35

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Solution

The fourth proportional to 35,101.60, 52,688.84 and 20,339.35 is: 30,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,101.60 : 52,688.84 = 20,339.35 : x
  2. Step 2: Convert to fraction form
    35,101.60/52,688.84 = 20,339.35/x
  3. Step 3: Cross multiply
    35,101.60x = 52,688.84 × 20,339.35
  4. Step 4: Simplify right side
    35,101.60x = 1,071,656,757.85
  5. Step 5: Solve for x
    x = 1,071,656,757.85/35,101.60
  6. Step 6: Final answer
    x = 30,530.14

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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.