Home / 22,631.16-31,224.62-14,673.72

Finding the Fourth Proportional to 22,631.16, 31,224.62 and 14,673.72

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Solution

The fourth proportional to 22,631.16, 31,224.62 and 14,673.72 is: 20,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631.16 : 31,224.62 = 14,673.72 : x
  2. Step 2: Convert to fraction form
    22,631.16/31,224.62 = 14,673.72/x
  3. Step 3: Cross multiply
    22,631.16x = 31,224.62 × 14,673.72
  4. Step 4: Simplify right side
    22,631.16x = 458,181,330.99
  5. Step 5: Solve for x
    x = 458,181,330.99/22,631.16
  6. Step 6: Final answer
    x = 20,245.60

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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.