Home / 26,133.84-39,278.52-12,292.56

Finding the Fourth Proportional to 26,133.84, 39,278.52 and 12,292.56

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Solution

The fourth proportional to 26,133.84, 39,278.52 and 12,292.56 is: 18,475.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,133.84 : 39,278.52 = 12,292.56 : x
  2. Step 2: Convert to fraction form
    26,133.84/39,278.52 = 12,292.56/x
  3. Step 3: Cross multiply
    26,133.84x = 39,278.52 × 12,292.56
  4. Step 4: Simplify right side
    26,133.84x = 482,833,563.81
  5. Step 5: Solve for x
    x = 482,833,563.81/26,133.84
  6. Step 6: Final answer
    x = 18,475.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.