Home / 22,899.84-31,621.32-17,224.77

Finding the Fourth Proportional to 22,899.84, 31,621.32 and 17,224.77

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Solution

The fourth proportional to 22,899.84, 31,621.32 and 17,224.77 is: 23,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899.84 : 31,621.32 = 17,224.77 : x
  2. Step 2: Convert to fraction form
    22,899.84/31,621.32 = 17,224.77/x
  3. Step 3: Cross multiply
    22,899.84x = 31,621.32 × 17,224.77
  4. Step 4: Simplify right side
    22,899.84x = 544,669,964.10
  5. Step 5: Solve for x
    x = 544,669,964.10/22,899.84
  6. Step 6: Final answer
    x = 23,784.88

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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.