Home / 36,323.64-54,472.32-12,945.42

Finding the Fourth Proportional to 36,323.64, 54,472.32 and 12,945.42

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Solution

The fourth proportional to 36,323.64, 54,472.32 and 12,945.42 is: 19,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,323.64 : 54,472.32 = 12,945.42 : x
  2. Step 2: Convert to fraction form
    36,323.64/54,472.32 = 12,945.42/x
  3. Step 3: Cross multiply
    36,323.64x = 54,472.32 × 12,945.42
  4. Step 4: Simplify right side
    36,323.64x = 705,167,060.77
  5. Step 5: Solve for x
    x = 705,167,060.77/36,323.64
  6. Step 6: Final answer
    x = 19,413.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.