Home / 19,381.74-26,744.76-10,884.84

Finding the Fourth Proportional to 19,381.74, 26,744.76 and 10,884.84

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Solution

The fourth proportional to 19,381.74, 26,744.76 and 10,884.84 is: 15,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.74 : 26,744.76 = 10,884.84 : x
  2. Step 2: Convert to fraction form
    19,381.74/26,744.76 = 10,884.84/x
  3. Step 3: Cross multiply
    19,381.74x = 26,744.76 × 10,884.84
  4. Step 4: Simplify right side
    19,381.74x = 291,112,433.44
  5. Step 5: Solve for x
    x = 291,112,433.44/19,381.74
  6. Step 6: Final answer
    x = 15,019.93

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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.