Home / 13,064.47-19,582.11-5,657.83

Finding the Fourth Proportional to 13,064.47, 19,582.11 and 5,657.83

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Solution

The fourth proportional to 13,064.47, 19,582.11 and 5,657.83 is: 8,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.47 : 19,582.11 = 5,657.83 : x
  2. Step 2: Convert to fraction form
    13,064.47/19,582.11 = 5,657.83/x
  3. Step 3: Cross multiply
    13,064.47x = 19,582.11 × 5,657.83
  4. Step 4: Simplify right side
    13,064.47x = 110,792,151.51
  5. Step 5: Solve for x
    x = 110,792,151.51/13,064.47
  6. Step 6: Final answer
    x = 8,480.42

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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.