Home / 14,075.55-21,112.11-4,217.04

Finding the Fourth Proportional to 14,075.55, 21,112.11 and 4,217.04

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Solution

The fourth proportional to 14,075.55, 21,112.11 and 4,217.04 is: 6,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.55 : 21,112.11 = 4,217.04 : x
  2. Step 2: Convert to fraction form
    14,075.55/21,112.11 = 4,217.04/x
  3. Step 3: Cross multiply
    14,075.55x = 21,112.11 × 4,217.04
  4. Step 4: Simplify right side
    14,075.55x = 89,030,612.35
  5. Step 5: Solve for x
    x = 89,030,612.35/14,075.55
  6. Step 6: Final answer
    x = 6,325.20

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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.