Home / 19,119.24-26,381.70-10,734.12

Finding the Fourth Proportional to 19,119.24, 26,381.70 and 10,734.12

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Solution

The fourth proportional to 19,119.24, 26,381.70 and 10,734.12 is: 14,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.24 : 26,381.70 = 10,734.12 : x
  2. Step 2: Convert to fraction form
    19,119.24/26,381.70 = 10,734.12/x
  3. Step 3: Cross multiply
    19,119.24x = 26,381.70 × 10,734.12
  4. Step 4: Simplify right side
    19,119.24x = 283,184,333.60
  5. Step 5: Solve for x
    x = 283,184,333.60/19,119.24
  6. Step 6: Final answer
    x = 14,811.48

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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.