Home / 14,352.44-21,538.56-5,587.40

Finding the Fourth Proportional to 14,352.44, 21,538.56 and 5,587.40

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Solution

The fourth proportional to 14,352.44, 21,538.56 and 5,587.40 is: 8,384.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,352.44 : 21,538.56 = 5,587.40 : x
  2. Step 2: Convert to fraction form
    14,352.44/21,538.56 = 5,587.40/x
  3. Step 3: Cross multiply
    14,352.44x = 21,538.56 × 5,587.40
  4. Step 4: Simplify right side
    14,352.44x = 120,344,550.14
  5. Step 5: Solve for x
    x = 120,344,550.14/14,352.44
  6. Step 6: Final answer
    x = 8,384.95

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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.