Home / 14,205.40-21,310.35-4,846.30

Finding the Fourth Proportional to 14,205.40, 21,310.35 and 4,846.30

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Solution

The fourth proportional to 14,205.40, 21,310.35 and 4,846.30 is: 7,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.40 : 21,310.35 = 4,846.30 : x
  2. Step 2: Convert to fraction form
    14,205.40/21,310.35 = 4,846.30/x
  3. Step 3: Cross multiply
    14,205.40x = 21,310.35 × 4,846.30
  4. Step 4: Simplify right side
    14,205.40x = 103,276,349.21
  5. Step 5: Solve for x
    x = 103,276,349.21/14,205.40
  6. Step 6: Final answer
    x = 7,270.22

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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.