Home / 22,588.92-31,175.64-13,641.48

Finding the Fourth Proportional to 22,588.92, 31,175.64 and 13,641.48

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Solution

The fourth proportional to 22,588.92, 31,175.64 and 13,641.48 is: 18,827.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,588.92 : 31,175.64 = 13,641.48 : x
  2. Step 2: Convert to fraction form
    22,588.92/31,175.64 = 13,641.48/x
  3. Step 3: Cross multiply
    22,588.92x = 31,175.64 × 13,641.48
  4. Step 4: Simplify right side
    22,588.92x = 425,281,869.55
  5. Step 5: Solve for x
    x = 425,281,869.55/22,588.92
  6. Step 6: Final answer
    x = 18,827.01

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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.