Home / 35,825.55-53,717.43-13,640.46

Finding the Fourth Proportional to 35,825.55, 53,717.43 and 13,640.46

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Solution

The fourth proportional to 35,825.55, 53,717.43 and 13,640.46 is: 20,452.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.55 : 53,717.43 = 13,640.46 : x
  2. Step 2: Convert to fraction form
    35,825.55/53,717.43 = 13,640.46/x
  3. Step 3: Cross multiply
    35,825.55x = 53,717.43 × 13,640.46
  4. Step 4: Simplify right side
    35,825.55x = 732,730,455.22
  5. Step 5: Solve for x
    x = 732,730,455.22/35,825.55
  6. Step 6: Final answer
    x = 20,452.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.