Home / 30,351.96-45,527.40-11,626.92

Finding the Fourth Proportional to 30,351.96, 45,527.40 and 11,626.92

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Solution

The fourth proportional to 30,351.96, 45,527.40 and 11,626.92 is: 17,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,351.96 : 45,527.40 = 11,626.92 : x
  2. Step 2: Convert to fraction form
    30,351.96/45,527.40 = 11,626.92/x
  3. Step 3: Cross multiply
    30,351.96x = 45,527.40 × 11,626.92
  4. Step 4: Simplify right side
    30,351.96x = 529,343,437.61
  5. Step 5: Solve for x
    x = 529,343,437.61/30,351.96
  6. Step 6: Final answer
    x = 17,440.17

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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.