Home / 22,885.93-31,584.21-12,677.94

Finding the Fourth Proportional to 22,885.93, 31,584.21 and 12,677.94

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Solution

The fourth proportional to 22,885.93, 31,584.21 and 12,677.94 is: 17,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,885.93 : 31,584.21 = 12,677.94 : x
  2. Step 2: Convert to fraction form
    22,885.93/31,584.21 = 12,677.94/x
  3. Step 3: Cross multiply
    22,885.93x = 31,584.21 × 12,677.94
  4. Step 4: Simplify right side
    22,885.93x = 400,422,605.32
  5. Step 5: Solve for x
    x = 400,422,605.32/22,885.93
  6. Step 6: Final answer
    x = 17,496.45

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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.