Home / 35,379.47-53,035.58-13,177.64

Finding the Fourth Proportional to 35,379.47, 53,035.58 and 13,177.64

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Solution

The fourth proportional to 35,379.47, 53,035.58 and 13,177.64 is: 19,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,379.47 : 53,035.58 = 13,177.64 : x
  2. Step 2: Convert to fraction form
    35,379.47/53,035.58 = 13,177.64/x
  3. Step 3: Cross multiply
    35,379.47x = 53,035.58 × 13,177.64
  4. Step 4: Simplify right side
    35,379.47x = 698,883,449.37
  5. Step 5: Solve for x
    x = 698,883,449.37/35,379.47
  6. Step 6: Final answer
    x = 19,753.93

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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.