Home / 13,582.56-20,368.86-4,695.62

Finding the Fourth Proportional to 13,582.56, 20,368.86 and 4,695.62

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Solution

The fourth proportional to 13,582.56, 20,368.86 and 4,695.62 is: 7,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.56 : 20,368.86 = 4,695.62 : x
  2. Step 2: Convert to fraction form
    13,582.56/20,368.86 = 4,695.62/x
  3. Step 3: Cross multiply
    13,582.56x = 20,368.86 × 4,695.62
  4. Step 4: Simplify right side
    13,582.56x = 95,644,306.94
  5. Step 5: Solve for x
    x = 95,644,306.94/13,582.56
  6. Step 6: Final answer
    x = 7,041.70

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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.