Home / 14,182.39-21,270.93-4,185.01

Finding the Fourth Proportional to 14,182.39, 21,270.93 and 4,185.01

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Solution

The fourth proportional to 14,182.39, 21,270.93 and 4,185.01 is: 6,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.39 : 21,270.93 = 4,185.01 : x
  2. Step 2: Convert to fraction form
    14,182.39/21,270.93 = 4,185.01/x
  3. Step 3: Cross multiply
    14,182.39x = 21,270.93 × 4,185.01
  4. Step 4: Simplify right side
    14,182.39x = 89,019,054.76
  5. Step 5: Solve for x
    x = 89,019,054.76/14,182.39
  6. Step 6: Final answer
    x = 6,276.73

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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.