Home / 36,976.12-51,031.32-21,063.16

Finding the Fourth Proportional to 36,976.12, 51,031.32 and 21,063.16

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Solution

The fourth proportional to 36,976.12, 51,031.32 and 21,063.16 is: 29,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976.12 : 51,031.32 = 21,063.16 : x
  2. Step 2: Convert to fraction form
    36,976.12/51,031.32 = 21,063.16/x
  3. Step 3: Cross multiply
    36,976.12x = 51,031.32 × 21,063.16
  4. Step 4: Simplify right side
    36,976.12x = 1,074,880,858.17
  5. Step 5: Solve for x
    x = 1,074,880,858.17/36,976.12
  6. Step 6: Final answer
    x = 29,069.60

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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.