Home / 35,270.48-52,836.38-20,448.20

Finding the Fourth Proportional to 35,270.48, 52,836.38 and 20,448.20

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Solution

The fourth proportional to 35,270.48, 52,836.38 and 20,448.20 is: 30,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.48 : 52,836.38 = 20,448.20 : x
  2. Step 2: Convert to fraction form
    35,270.48/52,836.38 = 20,448.20/x
  3. Step 3: Cross multiply
    35,270.48x = 52,836.38 × 20,448.20
  4. Step 4: Simplify right side
    35,270.48x = 1,080,408,763.28
  5. Step 5: Solve for x
    x = 1,080,408,763.28/35,270.48
  6. Step 6: Final answer
    x = 30,632.10

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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.