Home / 47,304.81-65,268.99-31,170.33

Finding the Fourth Proportional to 47,304.81, 65,268.99 and 31,170.33

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Solution

The fourth proportional to 47,304.81, 65,268.99 and 31,170.33 is: 43,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,304.81 : 65,268.99 = 31,170.33 : x
  2. Step 2: Convert to fraction form
    47,304.81/65,268.99 = 31,170.33/x
  3. Step 3: Cross multiply
    47,304.81x = 65,268.99 × 31,170.33
  4. Step 4: Simplify right side
    47,304.81x = 2,034,455,957.07
  5. Step 5: Solve for x
    x = 2,034,455,957.07/47,304.81
  6. Step 6: Final answer
    x = 43,007.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.