Home / 46,989.05-70,476.26-13,705.63

Finding the Fourth Proportional to 46,989.05, 70,476.26 and 13,705.63

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Solution

The fourth proportional to 46,989.05, 70,476.26 and 13,705.63 is: 20,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,989.05 : 70,476.26 = 13,705.63 : x
  2. Step 2: Convert to fraction form
    46,989.05/70,476.26 = 13,705.63/x
  3. Step 3: Cross multiply
    46,989.05x = 70,476.26 × 13,705.63
  4. Step 4: Simplify right side
    46,989.05x = 965,921,298.63
  5. Step 5: Solve for x
    x = 965,921,298.63/46,989.05
  6. Step 6: Final answer
    x = 20,556.31

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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.