Home / 40,968.86-61,460.17-19,946.32

Finding the Fourth Proportional to 40,968.86, 61,460.17 and 19,946.32

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Solution

The fourth proportional to 40,968.86, 61,460.17 and 19,946.32 is: 29,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,968.86 : 61,460.17 = 19,946.32 : x
  2. Step 2: Convert to fraction form
    40,968.86/61,460.17 = 19,946.32/x
  3. Step 3: Cross multiply
    40,968.86x = 61,460.17 × 19,946.32
  4. Step 4: Simplify right side
    40,968.86x = 1,225,904,014.56
  5. Step 5: Solve for x
    x = 1,225,904,014.56/40,968.86
  6. Step 6: Final answer
    x = 29,922.83

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1.5x scale

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.