Home / 28,924.60-43,411.53-20,624.95

Finding the Fourth Proportional to 28,924.60, 43,411.53 and 20,624.95

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Solution

The fourth proportional to 28,924.60, 43,411.53 and 20,624.95 is: 30,954.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.60 : 43,411.53 = 20,624.95 : x
  2. Step 2: Convert to fraction form
    28,924.60/43,411.53 = 20,624.95/x
  3. Step 3: Cross multiply
    28,924.60x = 43,411.53 × 20,624.95
  4. Step 4: Simplify right side
    28,924.60x = 895,360,635.67
  5. Step 5: Solve for x
    x = 895,360,635.67/28,924.60
  6. Step 6: Final answer
    x = 30,954.99

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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.