Home / 23,640.45-32,622.51-13,028.23

Finding the Fourth Proportional to 23,640.45, 32,622.51 and 13,028.23

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Solution

The fourth proportional to 23,640.45, 32,622.51 and 13,028.23 is: 17,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.45 : 32,622.51 = 13,028.23 : x
  2. Step 2: Convert to fraction form
    23,640.45/32,622.51 = 13,028.23/x
  3. Step 3: Cross multiply
    23,640.45x = 32,622.51 × 13,028.23
  4. Step 4: Simplify right side
    23,640.45x = 425,013,563.46
  5. Step 5: Solve for x
    x = 425,013,563.46/23,640.45
  6. Step 6: Final answer
    x = 17,978.23

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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.