Home / 18,632.96-25,712.34-10,673.36

Finding the Fourth Proportional to 18,632.96, 25,712.34 and 10,673.36

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Solution

The fourth proportional to 18,632.96, 25,712.34 and 10,673.36 is: 14,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.96 : 25,712.34 = 10,673.36 : x
  2. Step 2: Convert to fraction form
    18,632.96/25,712.34 = 10,673.36/x
  3. Step 3: Cross multiply
    18,632.96x = 25,712.34 × 10,673.36
  4. Step 4: Simplify right side
    18,632.96x = 274,437,061.26
  5. Step 5: Solve for x
    x = 274,437,061.26/18,632.96
  6. Step 6: Final answer
    x = 14,728.58

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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.