Home / 14,318.95-21,475.60-4,830.33

Finding the Fourth Proportional to 14,318.95, 21,475.60 and 4,830.33

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Solution

The fourth proportional to 14,318.95, 21,475.60 and 4,830.33 is: 7,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.95 : 21,475.60 = 4,830.33 : x
  2. Step 2: Convert to fraction form
    14,318.95/21,475.60 = 4,830.33/x
  3. Step 3: Cross multiply
    14,318.95x = 21,475.60 × 4,830.33
  4. Step 4: Simplify right side
    14,318.95x = 103,734,222.87
  5. Step 5: Solve for x
    x = 103,734,222.87/14,318.95
  6. Step 6: Final answer
    x = 7,244.54

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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.