Home / 14,185.69-21,278.01-4,325.02

Finding the Fourth Proportional to 14,185.69, 21,278.01 and 4,325.02

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Solution

The fourth proportional to 14,185.69, 21,278.01 and 4,325.02 is: 6,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.69 : 21,278.01 = 4,325.02 : x
  2. Step 2: Convert to fraction form
    14,185.69/21,278.01 = 4,325.02/x
  3. Step 3: Cross multiply
    14,185.69x = 21,278.01 × 4,325.02
  4. Step 4: Simplify right side
    14,185.69x = 92,027,818.81
  5. Step 5: Solve for x
    x = 92,027,818.81/14,185.69
  6. Step 6: Final answer
    x = 6,487.37

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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.