Home / 14,779.88-22,162.44-4,915.70

Finding the Fourth Proportional to 14,779.88, 22,162.44 and 4,915.70

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Solution

The fourth proportional to 14,779.88, 22,162.44 and 4,915.70 is: 7,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779.88 : 22,162.44 = 4,915.70 : x
  2. Step 2: Convert to fraction form
    14,779.88/22,162.44 = 4,915.70/x
  3. Step 3: Cross multiply
    14,779.88x = 22,162.44 × 4,915.70
  4. Step 4: Simplify right side
    14,779.88x = 108,943,906.31
  5. Step 5: Solve for x
    x = 108,943,906.31/14,779.88
  6. Step 6: Final answer
    x = 7,371.10

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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.