Home / 35,400.12-48,853.92-19,484.40

Finding the Fourth Proportional to 35,400.12, 48,853.92 and 19,484.40

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Solution

The fourth proportional to 35,400.12, 48,853.92 and 19,484.40 is: 26,889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.12 : 48,853.92 = 19,484.40 : x
  2. Step 2: Convert to fraction form
    35,400.12/48,853.92 = 19,484.40/x
  3. Step 3: Cross multiply
    35,400.12x = 48,853.92 × 19,484.40
  4. Step 4: Simplify right side
    35,400.12x = 951,889,318.85
  5. Step 5: Solve for x
    x = 951,889,318.85/35,400.12
  6. Step 6: Final answer
    x = 26,889.44

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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.