Home / 22,537.09-31,107.68-15,824.35

Finding the Fourth Proportional to 22,537.09, 31,107.68 and 15,824.35

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Solution

The fourth proportional to 22,537.09, 31,107.68 and 15,824.35 is: 21,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,537.09 : 31,107.68 = 15,824.35 : x
  2. Step 2: Convert to fraction form
    22,537.09/31,107.68 = 15,824.35/x
  3. Step 3: Cross multiply
    22,537.09x = 31,107.68 × 15,824.35
  4. Step 4: Simplify right side
    22,537.09x = 492,258,816.01
  5. Step 5: Solve for x
    x = 492,258,816.01/22,537.09
  6. Step 6: Final answer
    x = 21,842.16

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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.