Home / 14,075.74-21,112.53-5,753.53

Finding the Fourth Proportional to 14,075.74, 21,112.53 and 5,753.53

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Solution

The fourth proportional to 14,075.74, 21,112.53 and 5,753.53 is: 8,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.74 : 21,112.53 = 5,753.53 : x
  2. Step 2: Convert to fraction form
    14,075.74/21,112.53 = 5,753.53/x
  3. Step 3: Cross multiply
    14,075.74x = 21,112.53 × 5,753.53
  4. Step 4: Simplify right side
    14,075.74x = 121,471,574.73
  5. Step 5: Solve for x
    x = 121,471,574.73/14,075.74
  6. Step 6: Final answer
    x = 8,629.85

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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.