Home / 35,675.05-53,479.47-13,173.30

Finding the Fourth Proportional to 35,675.05, 53,479.47 and 13,173.30

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Solution

The fourth proportional to 35,675.05, 53,479.47 and 13,173.30 is: 19,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.05 : 53,479.47 = 13,173.30 : x
  2. Step 2: Convert to fraction form
    35,675.05/53,479.47 = 13,173.30/x
  3. Step 3: Cross multiply
    35,675.05x = 53,479.47 × 13,173.30
  4. Step 4: Simplify right side
    35,675.05x = 704,501,102.15
  5. Step 5: Solve for x
    x = 704,501,102.15/35,675.05
  6. Step 6: Final answer
    x = 19,747.73

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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.