Home / 21,624.36-32,367.27-15,680.58

Finding the Fourth Proportional to 21,624.36, 32,367.27 and 15,680.58

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Solution

The fourth proportional to 21,624.36, 32,367.27 and 15,680.58 is: 23,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.36 : 32,367.27 = 15,680.58 : x
  2. Step 2: Convert to fraction form
    21,624.36/32,367.27 = 15,680.58/x
  3. Step 3: Cross multiply
    21,624.36x = 32,367.27 × 15,680.58
  4. Step 4: Simplify right side
    21,624.36x = 507,537,566.62
  5. Step 5: Solve for x
    x = 507,537,566.62/21,624.36
  6. Step 6: Final answer
    x = 23,470.64

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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.