Home / 26,191.84-39,289.06-7,474.64

Finding the Fourth Proportional to 26,191.84, 39,289.06 and 7,474.64

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Solution

The fourth proportional to 26,191.84, 39,289.06 and 7,474.64 is: 11,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.84 : 39,289.06 = 7,474.64 : x
  2. Step 2: Convert to fraction form
    26,191.84/39,289.06 = 7,474.64/x
  3. Step 3: Cross multiply
    26,191.84x = 39,289.06 × 7,474.64
  4. Step 4: Simplify right side
    26,191.84x = 293,671,345.62
  5. Step 5: Solve for x
    x = 293,671,345.62/26,191.84
  6. Step 6: Final answer
    x = 11,212.32

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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.