Home / 14,071.61-21,099.62-5,757.47

Finding the Fourth Proportional to 14,071.61, 21,099.62 and 5,757.47

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Solution

The fourth proportional to 14,071.61, 21,099.62 and 5,757.47 is: 8,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.61 : 21,099.62 = 5,757.47 : x
  2. Step 2: Convert to fraction form
    14,071.61/21,099.62 = 5,757.47/x
  3. Step 3: Cross multiply
    14,071.61x = 21,099.62 × 5,757.47
  4. Step 4: Simplify right side
    14,071.61x = 121,480,338.06
  5. Step 5: Solve for x
    x = 121,480,338.06/14,071.61
  6. Step 6: Final answer
    x = 8,633.01

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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.