Home / 31,670.31-47,521.88-22,976.99

Finding the Fourth Proportional to 31,670.31, 47,521.88 and 22,976.99

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Solution

The fourth proportional to 31,670.31, 47,521.88 and 22,976.99 is: 34,477.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,670.31 : 47,521.88 = 22,976.99 : x
  2. Step 2: Convert to fraction form
    31,670.31/47,521.88 = 22,976.99/x
  3. Step 3: Cross multiply
    31,670.31x = 47,521.88 × 22,976.99
  4. Step 4: Simplify right side
    31,670.31x = 1,091,909,409.05
  5. Step 5: Solve for x
    x = 1,091,909,409.05/31,670.31
  6. Step 6: Final answer
    x = 34,477.38

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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.