Home / 31,515.50-43,492.29-17,369.26

Finding the Fourth Proportional to 31,515.50, 43,492.29 and 17,369.26

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Solution

The fourth proportional to 31,515.50, 43,492.29 and 17,369.26 is: 23,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,515.50 : 43,492.29 = 17,369.26 : x
  2. Step 2: Convert to fraction form
    31,515.50/43,492.29 = 17,369.26/x
  3. Step 3: Cross multiply
    31,515.50x = 43,492.29 × 17,369.26
  4. Step 4: Simplify right side
    31,515.50x = 755,428,675.54
  5. Step 5: Solve for x
    x = 755,428,675.54/31,515.50
  6. Step 6: Final answer
    x = 23,970.07

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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.