Home / 18,971.16-26,180.20-10,473.28

Finding the Fourth Proportional to 18,971.16, 26,180.20 and 10,473.28

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Solution

The fourth proportional to 18,971.16, 26,180.20 and 10,473.28 is: 14,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,971.16 : 26,180.20 = 10,473.28 : x
  2. Step 2: Convert to fraction form
    18,971.16/26,180.20 = 10,473.28/x
  3. Step 3: Cross multiply
    18,971.16x = 26,180.20 × 10,473.28
  4. Step 4: Simplify right side
    18,971.16x = 274,192,565.06
  5. Step 5: Solve for x
    x = 274,192,565.06/18,971.16
  6. Step 6: Final answer
    x = 14,453.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.