Home / 35,404.80-53,119.50-15,697.19

Finding the Fourth Proportional to 35,404.80, 53,119.50 and 15,697.19

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Solution

The fourth proportional to 35,404.80, 53,119.50 and 15,697.19 is: 23,551.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.80 : 53,119.50 = 15,697.19 : x
  2. Step 2: Convert to fraction form
    35,404.80/53,119.50 = 15,697.19/x
  3. Step 3: Cross multiply
    35,404.80x = 53,119.50 × 15,697.19
  4. Step 4: Simplify right side
    35,404.80x = 833,826,958.14
  5. Step 5: Solve for x
    x = 833,826,958.14/35,404.80
  6. Step 6: Final answer
    x = 23,551.24

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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.