Home / 46,782.86-70,191.75-28,076.32

Finding the Fourth Proportional to 46,782.86, 70,191.75 and 28,076.32

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Solution

The fourth proportional to 46,782.86, 70,191.75 and 28,076.32 is: 42,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,782.86 : 70,191.75 = 28,076.32 : x
  2. Step 2: Convert to fraction form
    46,782.86/70,191.75 = 28,076.32/x
  3. Step 3: Cross multiply
    46,782.86x = 70,191.75 × 28,076.32
  4. Step 4: Simplify right side
    46,782.86x = 1,970,726,034.36
  5. Step 5: Solve for x
    x = 1,970,726,034.36/46,782.86
  6. Step 6: Final answer
    x = 42,124.96

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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.