Home / 35,391.66-53,050.46-13,195.38

Finding the Fourth Proportional to 35,391.66, 53,050.46 and 13,195.38

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Solution

The fourth proportional to 35,391.66, 53,050.46 and 13,195.38 is: 19,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,391.66 : 53,050.46 = 13,195.38 : x
  2. Step 2: Convert to fraction form
    35,391.66/53,050.46 = 13,195.38/x
  3. Step 3: Cross multiply
    35,391.66x = 53,050.46 × 13,195.38
  4. Step 4: Simplify right side
    35,391.66x = 700,020,978.87
  5. Step 5: Solve for x
    x = 700,020,978.87/35,391.66
  6. Step 6: Final answer
    x = 19,779.26

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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.