Home / 22,075.74-30,463.29-12,644.91

Finding the Fourth Proportional to 22,075.74, 30,463.29 and 12,644.91

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Solution

The fourth proportional to 22,075.74, 30,463.29 and 12,644.91 is: 17,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,075.74 : 30,463.29 = 12,644.91 : x
  2. Step 2: Convert to fraction form
    22,075.74/30,463.29 = 12,644.91/x
  3. Step 3: Cross multiply
    22,075.74x = 30,463.29 × 12,644.91
  4. Step 4: Simplify right side
    22,075.74x = 385,205,560.35
  5. Step 5: Solve for x
    x = 385,205,560.35/22,075.74
  6. Step 6: Final answer
    x = 17,449.27

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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.