Home / 39,165.03-54,028.09-26,402.06

Finding the Fourth Proportional to 39,165.03, 54,028.09 and 26,402.06

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Solution

The fourth proportional to 39,165.03, 54,028.09 and 26,402.06 is: 36,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165.03 : 54,028.09 = 26,402.06 : x
  2. Step 2: Convert to fraction form
    39,165.03/54,028.09 = 26,402.06/x
  3. Step 3: Cross multiply
    39,165.03x = 54,028.09 × 26,402.06
  4. Step 4: Simplify right side
    39,165.03x = 1,426,452,942.93
  5. Step 5: Solve for x
    x = 1,426,452,942.93/39,165.03
  6. Step 6: Final answer
    x = 36,421.60

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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.