Home / 23,242.54-32,075.10-13,170.72

Finding the Fourth Proportional to 23,242.54, 32,075.10 and 13,170.72

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Solution

The fourth proportional to 23,242.54, 32,075.10 and 13,170.72 is: 18,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,242.54 : 32,075.10 = 13,170.72 : x
  2. Step 2: Convert to fraction form
    23,242.54/32,075.10 = 13,170.72/x
  3. Step 3: Cross multiply
    23,242.54x = 32,075.10 × 13,170.72
  4. Step 4: Simplify right side
    23,242.54x = 422,452,161.07
  5. Step 5: Solve for x
    x = 422,452,161.07/23,242.54
  6. Step 6: Final answer
    x = 18,175.82

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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.