Home / 18,862.48-26,022.96-14,381.60

Finding the Fourth Proportional to 18,862.48, 26,022.96 and 14,381.60

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Solution

The fourth proportional to 18,862.48, 26,022.96 and 14,381.60 is: 19,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.48 : 26,022.96 = 14,381.60 : x
  2. Step 2: Convert to fraction form
    18,862.48/26,022.96 = 14,381.60/x
  3. Step 3: Cross multiply
    18,862.48x = 26,022.96 × 14,381.60
  4. Step 4: Simplify right side
    18,862.48x = 374,251,801.54
  5. Step 5: Solve for x
    x = 374,251,801.54/18,862.48
  6. Step 6: Final answer
    x = 19,841.07

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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.