Home / 30,948.27-46,424.37-8,763.39

Finding the Fourth Proportional to 30,948.27, 46,424.37 and 8,763.39

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Solution

The fourth proportional to 30,948.27, 46,424.37 and 8,763.39 is: 13,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,948.27 : 46,424.37 = 8,763.39 : x
  2. Step 2: Convert to fraction form
    30,948.27/46,424.37 = 8,763.39/x
  3. Step 3: Cross multiply
    30,948.27x = 46,424.37 × 8,763.39
  4. Step 4: Simplify right side
    30,948.27x = 406,834,859.81
  5. Step 5: Solve for x
    x = 406,834,859.81/30,948.27
  6. Step 6: Final answer
    x = 13,145.64

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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.