Home / 35,640.42-53,445.54-10,684.02

Finding the Fourth Proportional to 35,640.42, 53,445.54 and 10,684.02

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Solution

The fourth proportional to 35,640.42, 53,445.54 and 10,684.02 is: 16,021.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.42 : 53,445.54 = 10,684.02 : x
  2. Step 2: Convert to fraction form
    35,640.42/53,445.54 = 10,684.02/x
  3. Step 3: Cross multiply
    35,640.42x = 53,445.54 × 10,684.02
  4. Step 4: Simplify right side
    35,640.42x = 571,013,218.27
  5. Step 5: Solve for x
    x = 571,013,218.27/35,640.42
  6. Step 6: Final answer
    x = 16,021.51

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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.