Home / 22,664.08-31,274.60-13,104.58

Finding the Fourth Proportional to 22,664.08, 31,274.60 and 13,104.58

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Solution

The fourth proportional to 22,664.08, 31,274.60 and 13,104.58 is: 18,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.08 : 31,274.60 = 13,104.58 : x
  2. Step 2: Convert to fraction form
    22,664.08/31,274.60 = 13,104.58/x
  3. Step 3: Cross multiply
    22,664.08x = 31,274.60 × 13,104.58
  4. Step 4: Simplify right side
    22,664.08x = 409,840,275.77
  5. Step 5: Solve for x
    x = 409,840,275.77/22,664.08
  6. Step 6: Final answer
    x = 18,083.26

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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.