Home / 39,975.12-59,929.20-25,147.26

Finding the Fourth Proportional to 39,975.12, 59,929.20 and 25,147.26

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Solution

The fourth proportional to 39,975.12, 59,929.20 and 25,147.26 is: 37,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,975.12 : 59,929.20 = 25,147.26 : x
  2. Step 2: Convert to fraction form
    39,975.12/59,929.20 = 25,147.26/x
  3. Step 3: Cross multiply
    39,975.12x = 59,929.20 × 25,147.26
  4. Step 4: Simplify right side
    39,975.12x = 1,507,055,173.99
  5. Step 5: Solve for x
    x = 1,507,055,173.99/39,975.12
  6. Step 6: Final answer
    x = 37,699.83

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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.