Home / 30,056.91-41,463.50-18,722.67

Finding the Fourth Proportional to 30,056.91, 41,463.50 and 18,722.67

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Solution

The fourth proportional to 30,056.91, 41,463.50 and 18,722.67 is: 25,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,056.91 : 41,463.50 = 18,722.67 : x
  2. Step 2: Convert to fraction form
    30,056.91/41,463.50 = 18,722.67/x
  3. Step 3: Cross multiply
    30,056.91x = 41,463.50 × 18,722.67
  4. Step 4: Simplify right side
    30,056.91x = 776,307,333.93
  5. Step 5: Solve for x
    x = 776,307,333.93/30,056.91
  6. Step 6: Final answer
    x = 25,827.92

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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.