Home / 22,737.06-31,376.92-12,664.91

Finding the Fourth Proportional to 22,737.06, 31,376.92 and 12,664.91

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Solution

The fourth proportional to 22,737.06, 31,376.92 and 12,664.91 is: 17,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,737.06 : 31,376.92 = 12,664.91 : x
  2. Step 2: Convert to fraction form
    22,737.06/31,376.92 = 12,664.91/x
  3. Step 3: Cross multiply
    22,737.06x = 31,376.92 × 12,664.91
  4. Step 4: Simplify right side
    22,737.06x = 397,385,867.88
  5. Step 5: Solve for x
    x = 397,385,867.88/22,737.06
  6. Step 6: Final answer
    x = 17,477.45

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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.