Home / 14,292.73-21,430.42-6,393.77

Finding the Fourth Proportional to 14,292.73, 21,430.42 and 6,393.77

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Solution

The fourth proportional to 14,292.73, 21,430.42 and 6,393.77 is: 9,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.73 : 21,430.42 = 6,393.77 : x
  2. Step 2: Convert to fraction form
    14,292.73/21,430.42 = 6,393.77/x
  3. Step 3: Cross multiply
    14,292.73x = 21,430.42 × 6,393.77
  4. Step 4: Simplify right side
    14,292.73x = 137,021,084.01
  5. Step 5: Solve for x
    x = 137,021,084.01/14,292.73
  6. Step 6: Final answer
    x = 9,586.77

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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.