Home / 31,515.96-43,492.26-17,369.28

Finding the Fourth Proportional to 31,515.96, 43,492.26 and 17,369.28

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Solution

The fourth proportional to 31,515.96, 43,492.26 and 17,369.28 is: 23,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,515.96 : 43,492.26 = 17,369.28 : x
  2. Step 2: Convert to fraction form
    31,515.96/43,492.26 = 17,369.28/x
  3. Step 3: Cross multiply
    31,515.96x = 43,492.26 × 17,369.28
  4. Step 4: Simplify right side
    31,515.96x = 755,429,241.77
  5. Step 5: Solve for x
    x = 755,429,241.77/31,515.96
  6. Step 6: Final answer
    x = 23,969.74

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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.