Home / 35,553.10-53,339.54-15,559.03

Finding the Fourth Proportional to 35,553.10, 53,339.54 and 15,559.03

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Solution

The fourth proportional to 35,553.10, 53,339.54 and 15,559.03 is: 23,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.10 : 53,339.54 = 15,559.03 : x
  2. Step 2: Convert to fraction form
    35,553.10/53,339.54 = 15,559.03/x
  3. Step 3: Cross multiply
    35,553.10x = 53,339.54 × 15,559.03
  4. Step 4: Simplify right side
    35,553.10x = 829,911,503.05
  5. Step 5: Solve for x
    x = 829,911,503.05/35,553.10
  6. Step 6: Final answer
    x = 23,342.87

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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.