Home / 14,622.50-21,936.02-4,759.46

Finding the Fourth Proportional to 14,622.50, 21,936.02 and 4,759.46

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Solution

The fourth proportional to 14,622.50, 21,936.02 and 4,759.46 is: 7,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.50 : 21,936.02 = 4,759.46 : x
  2. Step 2: Convert to fraction form
    14,622.50/21,936.02 = 4,759.46/x
  3. Step 3: Cross multiply
    14,622.50x = 21,936.02 × 4,759.46
  4. Step 4: Simplify right side
    14,622.50x = 104,403,609.75
  5. Step 5: Solve for x
    x = 104,403,609.75/14,622.50
  6. Step 6: Final answer
    x = 7,139.93

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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.