Home / 35,565.79-53,356.62-13,379.35

Finding the Fourth Proportional to 35,565.79, 53,356.62 and 13,379.35

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Solution

The fourth proportional to 35,565.79, 53,356.62 and 13,379.35 is: 20,072.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,565.79 : 53,356.62 = 13,379.35 : x
  2. Step 2: Convert to fraction form
    35,565.79/53,356.62 = 13,379.35/x
  3. Step 3: Cross multiply
    35,565.79x = 53,356.62 × 13,379.35
  4. Step 4: Simplify right side
    35,565.79x = 713,876,893.80
  5. Step 5: Solve for x
    x = 713,876,893.80/35,565.79
  6. Step 6: Final answer
    x = 20,072.01

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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.