Home / 47,639.61-65,740.41-26,418.42

Finding the Fourth Proportional to 47,639.61, 65,740.41 and 26,418.42

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Solution

The fourth proportional to 47,639.61, 65,740.41 and 26,418.42 is: 36,456.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.61 : 65,740.41 = 26,418.42 : x
  2. Step 2: Convert to fraction form
    47,639.61/65,740.41 = 26,418.42/x
  3. Step 3: Cross multiply
    47,639.61x = 65,740.41 × 26,418.42
  4. Step 4: Simplify right side
    47,639.61x = 1,736,757,762.35
  5. Step 5: Solve for x
    x = 1,736,757,762.35/47,639.61
  6. Step 6: Final answer
    x = 36,456.17

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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.