Home / 28,398.01-39,229.04-26,903.36

Finding the Fourth Proportional to 28,398.01, 39,229.04 and 26,903.36

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Solution

The fourth proportional to 28,398.01, 39,229.04 and 26,903.36 is: 37,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,398.01 : 39,229.04 = 26,903.36 : x
  2. Step 2: Convert to fraction form
    28,398.01/39,229.04 = 26,903.36/x
  3. Step 3: Cross multiply
    28,398.01x = 39,229.04 × 26,903.36
  4. Step 4: Simplify right side
    28,398.01x = 1,055,392,985.57
  5. Step 5: Solve for x
    x = 1,055,392,985.57/28,398.01
  6. Step 6: Final answer
    x = 37,164.33

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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.