Home / 14,430.73-21,644.67-7,040.29

Finding the Fourth Proportional to 14,430.73, 21,644.67 and 7,040.29

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Solution

The fourth proportional to 14,430.73, 21,644.67 and 7,040.29 is: 10,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.73 : 21,644.67 = 7,040.29 : x
  2. Step 2: Convert to fraction form
    14,430.73/21,644.67 = 7,040.29/x
  3. Step 3: Cross multiply
    14,430.73x = 21,644.67 × 7,040.29
  4. Step 4: Simplify right side
    14,430.73x = 152,384,766.63
  5. Step 5: Solve for x
    x = 152,384,766.63/14,430.73
  6. Step 6: Final answer
    x = 10,559.74

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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.