Home / 14,222.39-21,336.08-4,860.18

Finding the Fourth Proportional to 14,222.39, 21,336.08 and 4,860.18

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Solution

The fourth proportional to 14,222.39, 21,336.08 and 4,860.18 is: 7,291.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.39 : 21,336.08 = 4,860.18 : x
  2. Step 2: Convert to fraction form
    14,222.39/21,336.08 = 4,860.18/x
  3. Step 3: Cross multiply
    14,222.39x = 21,336.08 × 4,860.18
  4. Step 4: Simplify right side
    14,222.39x = 103,697,164.99
  5. Step 5: Solve for x
    x = 103,697,164.99/14,222.39
  6. Step 6: Final answer
    x = 7,291.12

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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.