Home / 22,544.04-31,110.48-12,471.68

Finding the Fourth Proportional to 22,544.04, 31,110.48 and 12,471.68

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Solution

The fourth proportional to 22,544.04, 31,110.48 and 12,471.68 is: 17,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,544.04 : 31,110.48 = 12,471.68 : x
  2. Step 2: Convert to fraction form
    22,544.04/31,110.48 = 12,471.68/x
  3. Step 3: Cross multiply
    22,544.04x = 31,110.48 × 12,471.68
  4. Step 4: Simplify right side
    22,544.04x = 387,999,951.21
  5. Step 5: Solve for x
    x = 387,999,951.21/22,544.04
  6. Step 6: Final answer
    x = 17,210.76

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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.