Home / 14,316.71-21,469.79-4,954.32

Finding the Fourth Proportional to 14,316.71, 21,469.79 and 4,954.32

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Solution

The fourth proportional to 14,316.71, 21,469.79 and 4,954.32 is: 7,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.71 : 21,469.79 = 4,954.32 : x
  2. Step 2: Convert to fraction form
    14,316.71/21,469.79 = 4,954.32/x
  3. Step 3: Cross multiply
    14,316.71x = 21,469.79 × 4,954.32
  4. Step 4: Simplify right side
    14,316.71x = 106,368,222.38
  5. Step 5: Solve for x
    x = 106,368,222.38/14,316.71
  6. Step 6: Final answer
    x = 7,429.66

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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.