Home / 33,128.90-45,686.58-25,563.30

Finding the Fourth Proportional to 33,128.90, 45,686.58 and 25,563.30

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Solution

The fourth proportional to 33,128.90, 45,686.58 and 25,563.30 is: 35,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,128.90 : 45,686.58 = 25,563.30 : x
  2. Step 2: Convert to fraction form
    33,128.90/45,686.58 = 25,563.30/x
  3. Step 3: Cross multiply
    33,128.90x = 45,686.58 × 25,563.30
  4. Step 4: Simplify right side
    33,128.90x = 1,167,899,750.51
  5. Step 5: Solve for x
    x = 1,167,899,750.51/33,128.90
  6. Step 6: Final answer
    x = 35,253.20

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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.