Home / 14,075.01-21,109.16-4,211.64

Finding the Fourth Proportional to 14,075.01, 21,109.16 and 4,211.64

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Solution

The fourth proportional to 14,075.01, 21,109.16 and 4,211.64 is: 6,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.01 : 21,109.16 = 4,211.64 : x
  2. Step 2: Convert to fraction form
    14,075.01/21,109.16 = 4,211.64/x
  3. Step 3: Cross multiply
    14,075.01x = 21,109.16 × 4,211.64
  4. Step 4: Simplify right side
    14,075.01x = 88,904,161.56
  5. Step 5: Solve for x
    x = 88,904,161.56/14,075.01
  6. Step 6: Final answer
    x = 6,316.45

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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.