Home / 12,053.14-18,075.21-4,153.45

Finding the Fourth Proportional to 12,053.14, 18,075.21 and 4,153.45

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Solution

The fourth proportional to 12,053.14, 18,075.21 and 4,153.45 is: 6,228.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.14 : 18,075.21 = 4,153.45 : x
  2. Step 2: Convert to fraction form
    12,053.14/18,075.21 = 4,153.45/x
  3. Step 3: Cross multiply
    12,053.14x = 18,075.21 × 4,153.45
  4. Step 4: Simplify right side
    12,053.14x = 75,074,480.97
  5. Step 5: Solve for x
    x = 75,074,480.97/12,053.14
  6. Step 6: Final answer
    x = 6,228.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.