Home / 46,968.86-70,435.76-18,879.41

Finding the Fourth Proportional to 46,968.86, 70,435.76 and 18,879.41

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Solution

The fourth proportional to 46,968.86, 70,435.76 and 18,879.41 is: 28,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,968.86 : 70,435.76 = 18,879.41 : x
  2. Step 2: Convert to fraction form
    46,968.86/70,435.76 = 18,879.41/x
  3. Step 3: Cross multiply
    46,968.86x = 70,435.76 × 18,879.41
  4. Step 4: Simplify right side
    46,968.86x = 1,329,785,145.13
  5. Step 5: Solve for x
    x = 1,329,785,145.13/46,968.86
  6. Step 6: Final answer
    x = 28,312.06

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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.