Home / 22,544.06-31,108.84-12,472.34

Finding the Fourth Proportional to 22,544.06, 31,108.84 and 12,472.34

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Solution

The fourth proportional to 22,544.06, 31,108.84 and 12,472.34 is: 17,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,544.06 : 31,108.84 = 12,472.34 : x
  2. Step 2: Convert to fraction form
    22,544.06/31,108.84 = 12,472.34/x
  3. Step 3: Cross multiply
    22,544.06x = 31,108.84 × 12,472.34
  4. Step 4: Simplify right side
    22,544.06x = 387,999,842.76
  5. Step 5: Solve for x
    x = 387,999,842.76/22,544.06
  6. Step 6: Final answer
    x = 17,210.74

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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.