Home / 30,319.62-41,841.16-19,727.26

Finding the Fourth Proportional to 30,319.62, 41,841.16 and 19,727.26

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Solution

The fourth proportional to 30,319.62, 41,841.16 and 19,727.26 is: 27,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,319.62 : 41,841.16 = 19,727.26 : x
  2. Step 2: Convert to fraction form
    30,319.62/41,841.16 = 19,727.26/x
  3. Step 3: Cross multiply
    30,319.62x = 41,841.16 × 19,727.26
  4. Step 4: Simplify right side
    30,319.62x = 825,411,442.02
  5. Step 5: Solve for x
    x = 825,411,442.02/30,319.62
  6. Step 6: Final answer
    x = 27,223.67

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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.