Home / 14,430.79-21,647.40-4,042.54

Finding the Fourth Proportional to 14,430.79, 21,647.40 and 4,042.54

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Solution

The fourth proportional to 14,430.79, 21,647.40 and 4,042.54 is: 6,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.79 : 21,647.40 = 4,042.54 : x
  2. Step 2: Convert to fraction form
    14,430.79/21,647.40 = 4,042.54/x
  3. Step 3: Cross multiply
    14,430.79x = 21,647.40 × 4,042.54
  4. Step 4: Simplify right side
    14,430.79x = 87,510,480.40
  5. Step 5: Solve for x
    x = 87,510,480.40/14,430.79
  6. Step 6: Final answer
    x = 6,064.15

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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.