Home / 29,040.70-40,075.64-16,294.12

Finding the Fourth Proportional to 29,040.70, 40,075.64 and 16,294.12

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Solution

The fourth proportional to 29,040.70, 40,075.64 and 16,294.12 is: 22,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.70 : 40,075.64 = 16,294.12 : x
  2. Step 2: Convert to fraction form
    29,040.70/40,075.64 = 16,294.12/x
  3. Step 3: Cross multiply
    29,040.70x = 40,075.64 × 16,294.12
  4. Step 4: Simplify right side
    29,040.70x = 652,997,287.24
  5. Step 5: Solve for x
    x = 652,997,287.24/29,040.70
  6. Step 6: Final answer
    x = 22,485.59

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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.