Home / 35,546.10-53,346.66-13,379.64

Finding the Fourth Proportional to 35,546.10, 53,346.66 and 13,379.64

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Solution

The fourth proportional to 35,546.10, 53,346.66 and 13,379.64 is: 20,079.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,546.10 : 53,346.66 = 13,379.64 : x
  2. Step 2: Convert to fraction form
    35,546.10/53,346.66 = 13,379.64/x
  3. Step 3: Cross multiply
    35,546.10x = 53,346.66 × 13,379.64
  4. Step 4: Simplify right side
    35,546.10x = 713,759,106.00
  5. Step 5: Solve for x
    x = 713,759,106.00/35,546.10
  6. Step 6: Final answer
    x = 20,079.81

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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.