Home / 14,458.71-19,945.31-8,795.19

Finding the Fourth Proportional to 14,458.71, 19,945.31 and 8,795.19

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Solution

The fourth proportional to 14,458.71, 19,945.31 and 8,795.19 is: 12,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.71 : 19,945.31 = 8,795.19 : x
  2. Step 2: Convert to fraction form
    14,458.71/19,945.31 = 8,795.19/x
  3. Step 3: Cross multiply
    14,458.71x = 19,945.31 × 8,795.19
  4. Step 4: Simplify right side
    14,458.71x = 175,422,791.06
  5. Step 5: Solve for x
    x = 175,422,791.06/14,458.71
  6. Step 6: Final answer
    x = 12,132.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.