Home / 29,444.94-40,647.29-19,378.67

Finding the Fourth Proportional to 29,444.94, 40,647.29 and 19,378.67

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Solution

The fourth proportional to 29,444.94, 40,647.29 and 19,378.67 is: 26,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,444.94 : 40,647.29 = 19,378.67 : x
  2. Step 2: Convert to fraction form
    29,444.94/40,647.29 = 19,378.67/x
  3. Step 3: Cross multiply
    29,444.94x = 40,647.29 × 19,378.67
  4. Step 4: Simplify right side
    29,444.94x = 787,690,119.17
  5. Step 5: Solve for x
    x = 787,690,119.17/29,444.94
  6. Step 6: Final answer
    x = 26,751.29

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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.