Home / 35,397.32-48,837.31-20,081.35

Finding the Fourth Proportional to 35,397.32, 48,837.31 and 20,081.35

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Solution

The fourth proportional to 35,397.32, 48,837.31 and 20,081.35 is: 27,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.32 : 48,837.31 = 20,081.35 : x
  2. Step 2: Convert to fraction form
    35,397.32/48,837.31 = 20,081.35/x
  3. Step 3: Cross multiply
    35,397.32x = 48,837.31 × 20,081.35
  4. Step 4: Simplify right side
    35,397.32x = 980,719,115.17
  5. Step 5: Solve for x
    x = 980,719,115.17/35,397.32
  6. Step 6: Final answer
    x = 27,706.03

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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.