Home / 35,036.25-48,351.05-19,121.72

Finding the Fourth Proportional to 35,036.25, 48,351.05 and 19,121.72

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Solution

The fourth proportional to 35,036.25, 48,351.05 and 19,121.72 is: 26,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,036.25 : 48,351.05 = 19,121.72 : x
  2. Step 2: Convert to fraction form
    35,036.25/48,351.05 = 19,121.72/x
  3. Step 3: Cross multiply
    35,036.25x = 48,351.05 × 19,121.72
  4. Step 4: Simplify right side
    35,036.25x = 924,555,239.81
  5. Step 5: Solve for x
    x = 924,555,239.81/35,036.25
  6. Step 6: Final answer
    x = 26,388.53

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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.