Home / 33,457-46,177.86-20,031.26

Finding the Fourth Proportional to 33,457, 46,177.86 and 20,031.26

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Solution

The fourth proportional to 33,457, 46,177.86 and 20,031.26 is: 27,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457 : 46,177.86 = 20,031.26 : x
  2. Step 2: Convert to fraction form
    33,457/46,177.86 = 20,031.26/x
  3. Step 3: Cross multiply
    33,457x = 46,177.86 × 20,031.26
  4. Step 4: Simplify right side
    33,457x = 925,000,719.90
  5. Step 5: Solve for x
    x = 925,000,719.90/33,457
  6. Step 6: Final answer
    x = 27,647.45

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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.