Home / 36,323.28-54,491.40-14,148.72

Finding the Fourth Proportional to 36,323.28, 54,491.40 and 14,148.72

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Solution

The fourth proportional to 36,323.28, 54,491.40 and 14,148.72 is: 21,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,323.28 : 54,491.40 = 14,148.72 : x
  2. Step 2: Convert to fraction form
    36,323.28/54,491.40 = 14,148.72/x
  3. Step 3: Cross multiply
    36,323.28x = 54,491.40 × 14,148.72
  4. Step 4: Simplify right side
    36,323.28x = 770,983,561.01
  5. Step 5: Solve for x
    x = 770,983,561.01/36,323.28
  6. Step 6: Final answer
    x = 21,225.60

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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.