Home / 35,484.05-48,965.75-20,366.07

Finding the Fourth Proportional to 35,484.05, 48,965.75 and 20,366.07

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Solution

The fourth proportional to 35,484.05, 48,965.75 and 20,366.07 is: 28,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,484.05 : 48,965.75 = 20,366.07 : x
  2. Step 2: Convert to fraction form
    35,484.05/48,965.75 = 20,366.07/x
  3. Step 3: Cross multiply
    35,484.05x = 48,965.75 × 20,366.07
  4. Step 4: Simplify right side
    35,484.05x = 997,239,892.10
  5. Step 5: Solve for x
    x = 997,239,892.10/35,484.05
  6. Step 6: Final answer
    x = 28,103.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.