Home / 25,332.41-34,961.69-21,075.96

Finding the Fourth Proportional to 25,332.41, 34,961.69 and 21,075.96

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Solution

The fourth proportional to 25,332.41, 34,961.69 and 21,075.96 is: 29,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,332.41 : 34,961.69 = 21,075.96 : x
  2. Step 2: Convert to fraction form
    25,332.41/34,961.69 = 21,075.96/x
  3. Step 3: Cross multiply
    25,332.41x = 34,961.69 × 21,075.96
  4. Step 4: Simplify right side
    25,332.41x = 736,851,179.97
  5. Step 5: Solve for x
    x = 736,851,179.97/25,332.41
  6. Step 6: Final answer
    x = 29,087.29

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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.