Home / 46,942.47-70,444.26-20,314.43

Finding the Fourth Proportional to 46,942.47, 70,444.26 and 20,314.43

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Solution

The fourth proportional to 46,942.47, 70,444.26 and 20,314.43 is: 30,484.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,942.47 : 70,444.26 = 20,314.43 : x
  2. Step 2: Convert to fraction form
    46,942.47/70,444.26 = 20,314.43/x
  3. Step 3: Cross multiply
    46,942.47x = 70,444.26 × 20,314.43
  4. Step 4: Simplify right side
    46,942.47x = 1,431,034,988.67
  5. Step 5: Solve for x
    x = 1,431,034,988.67/46,942.47
  6. Step 6: Final answer
    x = 30,484.87

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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.