Home / 35,675.14-53,495.45-13,170.57

Finding the Fourth Proportional to 35,675.14, 53,495.45 and 13,170.57

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Solution

The fourth proportional to 35,675.14, 53,495.45 and 13,170.57 is: 19,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.14 : 53,495.45 = 13,170.57 : x
  2. Step 2: Convert to fraction form
    35,675.14/53,495.45 = 13,170.57/x
  3. Step 3: Cross multiply
    35,675.14x = 53,495.45 × 13,170.57
  4. Step 4: Simplify right side
    35,675.14x = 704,565,601.83
  5. Step 5: Solve for x
    x = 704,565,601.83/35,675.14
  6. Step 6: Final answer
    x = 19,749.49

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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.