Home / 35,434.45-48,896.22-19,518.49

Finding the Fourth Proportional to 35,434.45, 48,896.22 and 19,518.49

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Solution

The fourth proportional to 35,434.45, 48,896.22 and 19,518.49 is: 26,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.45 : 48,896.22 = 19,518.49 : x
  2. Step 2: Convert to fraction form
    35,434.45/48,896.22 = 19,518.49/x
  3. Step 3: Cross multiply
    35,434.45x = 48,896.22 × 19,518.49
  4. Step 4: Simplify right side
    35,434.45x = 954,380,381.11
  5. Step 5: Solve for x
    x = 954,380,381.11/35,434.45
  6. Step 6: Final answer
    x = 26,933.69

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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.