Home / 31,616.72-47,448.44-14,976.77

Finding the Fourth Proportional to 31,616.72, 47,448.44 and 14,976.77

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Solution

The fourth proportional to 31,616.72, 47,448.44 and 14,976.77 is: 22,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,616.72 : 47,448.44 = 14,976.77 : x
  2. Step 2: Convert to fraction form
    31,616.72/47,448.44 = 14,976.77/x
  3. Step 3: Cross multiply
    31,616.72x = 47,448.44 × 14,976.77
  4. Step 4: Simplify right side
    31,616.72x = 710,624,060.61
  5. Step 5: Solve for x
    x = 710,624,060.61/31,616.72
  6. Step 6: Final answer
    x = 22,476.21

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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.