Home / 13,582.48-20,368.71-4,695.56

Finding the Fourth Proportional to 13,582.48, 20,368.71 and 4,695.56

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Solution

The fourth proportional to 13,582.48, 20,368.71 and 4,695.56 is: 7,041.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.48 : 20,368.71 = 4,695.56 : x
  2. Step 2: Convert to fraction form
    13,582.48/20,368.71 = 4,695.56/x
  3. Step 3: Cross multiply
    13,582.48x = 20,368.71 × 4,695.56
  4. Step 4: Simplify right side
    13,582.48x = 95,642,499.93
  5. Step 5: Solve for x
    x = 95,642,499.93/13,582.48
  6. Step 6: Final answer
    x = 7,041.61

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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.