Home / 36,117.05-54,167.36-17,387.51

Finding the Fourth Proportional to 36,117.05, 54,167.36 and 17,387.51

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Solution

The fourth proportional to 36,117.05, 54,167.36 and 17,387.51 is: 26,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.05 : 54,167.36 = 17,387.51 : x
  2. Step 2: Convert to fraction form
    36,117.05/54,167.36 = 17,387.51/x
  3. Step 3: Cross multiply
    36,117.05x = 54,167.36 × 17,387.51
  4. Step 4: Simplify right side
    36,117.05x = 941,835,155.90
  5. Step 5: Solve for x
    x = 941,835,155.90/36,117.05
  6. Step 6: Final answer
    x = 26,077.30

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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.