Home / 14,047.77-21,071.57-5,727.75

Finding the Fourth Proportional to 14,047.77, 21,071.57 and 5,727.75

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Solution

The fourth proportional to 14,047.77, 21,071.57 and 5,727.75 is: 8,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.77 : 21,071.57 = 5,727.75 : x
  2. Step 2: Convert to fraction form
    14,047.77/21,071.57 = 5,727.75/x
  3. Step 3: Cross multiply
    14,047.77x = 21,071.57 × 5,727.75
  4. Step 4: Simplify right side
    14,047.77x = 120,692,685.07
  5. Step 5: Solve for x
    x = 120,692,685.07/14,047.77
  6. Step 6: Final answer
    x = 8,591.59

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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.