Home / 39,420.10-54,404.73-26,019.22

Finding the Fourth Proportional to 39,420.10, 54,404.73 and 26,019.22

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Solution

The fourth proportional to 39,420.10, 54,404.73 and 26,019.22 is: 35,909.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.10 : 54,404.73 = 26,019.22 : x
  2. Step 2: Convert to fraction form
    39,420.10/54,404.73 = 26,019.22/x
  3. Step 3: Cross multiply
    39,420.10x = 54,404.73 × 26,019.22
  4. Step 4: Simplify right side
    39,420.10x = 1,415,568,638.91
  5. Step 5: Solve for x
    x = 1,415,568,638.91/39,420.10
  6. Step 6: Final answer
    x = 35,909.82

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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.