Home / 22,957.48-31,645.38-14,995.72

Finding the Fourth Proportional to 22,957.48, 31,645.38 and 14,995.72

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Solution

The fourth proportional to 22,957.48, 31,645.38 and 14,995.72 is: 20,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,957.48 : 31,645.38 = 14,995.72 : x
  2. Step 2: Convert to fraction form
    22,957.48/31,645.38 = 14,995.72/x
  3. Step 3: Cross multiply
    22,957.48x = 31,645.38 × 14,995.72
  4. Step 4: Simplify right side
    22,957.48x = 474,545,257.77
  5. Step 5: Solve for x
    x = 474,545,257.77/22,957.48
  6. Step 6: Final answer
    x = 20,670.62

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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.