Home / 35,401.30-48,854.54-19,485.81

Finding the Fourth Proportional to 35,401.30, 48,854.54 and 19,485.81

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Solution

The fourth proportional to 35,401.30, 48,854.54 and 19,485.81 is: 26,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,401.30 : 48,854.54 = 19,485.81 : x
  2. Step 2: Convert to fraction form
    35,401.30/48,854.54 = 19,485.81/x
  3. Step 3: Cross multiply
    35,401.30x = 48,854.54 × 19,485.81
  4. Step 4: Simplify right side
    35,401.30x = 951,970,284.08
  5. Step 5: Solve for x
    x = 951,970,284.08/35,401.30
  6. Step 6: Final answer
    x = 26,890.83

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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.