Home / 46,942.12-70,417.80-13,662.52

Finding the Fourth Proportional to 46,942.12, 70,417.80 and 13,662.52

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Solution

The fourth proportional to 46,942.12, 70,417.80 and 13,662.52 is: 20,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,942.12 : 70,417.80 = 13,662.52 : x
  2. Step 2: Convert to fraction form
    46,942.12/70,417.80 = 13,662.52/x
  3. Step 3: Cross multiply
    46,942.12x = 70,417.80 × 13,662.52
  4. Step 4: Simplify right side
    46,942.12x = 962,084,600.86
  5. Step 5: Solve for x
    x = 962,084,600.86/46,942.12
  6. Step 6: Final answer
    x = 20,495.12

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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.