Home / 39,150.22-54,004.70-24,987.10

Finding the Fourth Proportional to 39,150.22, 54,004.70 and 24,987.10

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Solution

The fourth proportional to 39,150.22, 54,004.70 and 24,987.10 is: 34,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,150.22 : 54,004.70 = 24,987.10 : x
  2. Step 2: Convert to fraction form
    39,150.22/54,004.70 = 24,987.10/x
  3. Step 3: Cross multiply
    39,150.22x = 54,004.70 × 24,987.10
  4. Step 4: Simplify right side
    39,150.22x = 1,349,420,839.37
  5. Step 5: Solve for x
    x = 1,349,420,839.37/39,150.22
  6. Step 6: Final answer
    x = 34,467.77

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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.