Home / 22,836.93-31,513.21-13,883.19

Finding the Fourth Proportional to 22,836.93, 31,513.21 and 13,883.19

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Solution

The fourth proportional to 22,836.93, 31,513.21 and 13,883.19 is: 19,157.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,836.93 : 31,513.21 = 13,883.19 : x
  2. Step 2: Convert to fraction form
    22,836.93/31,513.21 = 13,883.19/x
  3. Step 3: Cross multiply
    22,836.93x = 31,513.21 × 13,883.19
  4. Step 4: Simplify right side
    22,836.93x = 437,503,881.94
  5. Step 5: Solve for x
    x = 437,503,881.94/22,836.93
  6. Step 6: Final answer
    x = 19,157.74

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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.