Home / 35,397.27-48,837.21-20,081.30

Finding the Fourth Proportional to 35,397.27, 48,837.21 and 20,081.30

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Solution

The fourth proportional to 35,397.27, 48,837.21 and 20,081.30 is: 27,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.27 : 48,837.21 = 20,081.30 : x
  2. Step 2: Convert to fraction form
    35,397.27/48,837.21 = 20,081.30/x
  3. Step 3: Cross multiply
    35,397.27x = 48,837.21 × 20,081.30
  4. Step 4: Simplify right side
    35,397.27x = 980,714,420.99
  5. Step 5: Solve for x
    x = 980,714,420.99/35,397.27
  6. Step 6: Final answer
    x = 27,705.93

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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.