Home / 22,626.02-31,224.75-13,671.81

Finding the Fourth Proportional to 22,626.02, 31,224.75 and 13,671.81

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Solution

The fourth proportional to 22,626.02, 31,224.75 and 13,671.81 is: 18,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,626.02 : 31,224.75 = 13,671.81 : x
  2. Step 2: Convert to fraction form
    22,626.02/31,224.75 = 13,671.81/x
  3. Step 3: Cross multiply
    22,626.02x = 31,224.75 × 13,671.81
  4. Step 4: Simplify right side
    22,626.02x = 426,898,849.30
  5. Step 5: Solve for x
    x = 426,898,849.30/22,626.02
  6. Step 6: Final answer
    x = 18,867.61

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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.