Home / 22,946.18-31,661.97-13,513.46

Finding the Fourth Proportional to 22,946.18, 31,661.97 and 13,513.46

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Solution

The fourth proportional to 22,946.18, 31,661.97 and 13,513.46 is: 18,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946.18 : 31,661.97 = 13,513.46 : x
  2. Step 2: Convert to fraction form
    22,946.18/31,661.97 = 13,513.46/x
  3. Step 3: Cross multiply
    22,946.18x = 31,661.97 × 13,513.46
  4. Step 4: Simplify right side
    22,946.18x = 427,862,765.12
  5. Step 5: Solve for x
    x = 427,862,765.12/22,946.18
  6. Step 6: Final answer
    x = 18,646.36

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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.