Home / 14,023.78-21,030.42-4,662.07

Finding the Fourth Proportional to 14,023.78, 21,030.42 and 4,662.07

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Solution

The fourth proportional to 14,023.78, 21,030.42 and 4,662.07 is: 6,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.78 : 21,030.42 = 4,662.07 : x
  2. Step 2: Convert to fraction form
    14,023.78/21,030.42 = 4,662.07/x
  3. Step 3: Cross multiply
    14,023.78x = 21,030.42 × 4,662.07
  4. Step 4: Simplify right side
    14,023.78x = 98,045,290.17
  5. Step 5: Solve for x
    x = 98,045,290.17/14,023.78
  6. Step 6: Final answer
    x = 6,991.36

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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.