Home / 35,451.33-48,920.53-19,535.78

Finding the Fourth Proportional to 35,451.33, 48,920.53 and 19,535.78

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Solution

The fourth proportional to 35,451.33, 48,920.53 and 19,535.78 is: 26,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.33 : 48,920.53 = 19,535.78 : x
  2. Step 2: Convert to fraction form
    35,451.33/48,920.53 = 19,535.78/x
  3. Step 3: Cross multiply
    35,451.33x = 48,920.53 × 19,535.78
  4. Step 4: Simplify right side
    35,451.33x = 955,700,601.57
  5. Step 5: Solve for x
    x = 955,700,601.57/35,451.33
  6. Step 6: Final answer
    x = 26,958.10

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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.