Home / 14,213.83-21,325.47-6,315.25

Finding the Fourth Proportional to 14,213.83, 21,325.47 and 6,315.25

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Solution

The fourth proportional to 14,213.83, 21,325.47 and 6,315.25 is: 9,474.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.83 : 21,325.47 = 6,315.25 : x
  2. Step 2: Convert to fraction form
    14,213.83/21,325.47 = 6,315.25/x
  3. Step 3: Cross multiply
    14,213.83x = 21,325.47 × 6,315.25
  4. Step 4: Simplify right side
    14,213.83x = 134,675,674.42
  5. Step 5: Solve for x
    x = 134,675,674.42/14,213.83
  6. Step 6: Final answer
    x = 9,474.97

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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.