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Finding the Fourth Proportional to 35,472.85, 48,952.86 and 19,557.86

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Solution

The fourth proportional to 35,472.85, 48,952.86 and 19,557.86 is: 26,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,472.85 : 48,952.86 = 19,557.86 : x
  2. Step 2: Convert to fraction form
    35,472.85/48,952.86 = 19,557.86/x
  3. Step 3: Cross multiply
    35,472.85x = 48,952.86 × 19,557.86
  4. Step 4: Simplify right side
    35,472.85x = 957,413,304.86
  5. Step 5: Solve for x
    x = 957,413,304.86/35,472.85
  6. Step 6: Final answer
    x = 26,990.03

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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.