Home / 14,075.64-21,105.48-4,710.60

Finding the Fourth Proportional to 14,075.64, 21,105.48 and 4,710.60

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Solution

The fourth proportional to 14,075.64, 21,105.48 and 4,710.60 is: 7,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.64 : 21,105.48 = 4,710.60 : x
  2. Step 2: Convert to fraction form
    14,075.64/21,105.48 = 4,710.60/x
  3. Step 3: Cross multiply
    14,075.64x = 21,105.48 × 4,710.60
  4. Step 4: Simplify right side
    14,075.64x = 99,419,474.09
  5. Step 5: Solve for x
    x = 99,419,474.09/14,075.64
  6. Step 6: Final answer
    x = 7,063.23

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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.