Home / 39,836.16-54,973.44-23,070.72

Finding the Fourth Proportional to 39,836.16, 54,973.44 and 23,070.72

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Solution

The fourth proportional to 39,836.16, 54,973.44 and 23,070.72 is: 31,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.16 : 54,973.44 = 23,070.72 : x
  2. Step 2: Convert to fraction form
    39,836.16/54,973.44 = 23,070.72/x
  3. Step 3: Cross multiply
    39,836.16x = 54,973.44 × 23,070.72
  4. Step 4: Simplify right side
    39,836.16x = 1,268,276,841.68
  5. Step 5: Solve for x
    x = 1,268,276,841.68/39,836.16
  6. Step 6: Final answer
    x = 31,837.33

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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.