Home / 46,780.56-70,175.36-18,693.94

Finding the Fourth Proportional to 46,780.56, 70,175.36 and 18,693.94

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Solution

The fourth proportional to 46,780.56, 70,175.36 and 18,693.94 is: 28,042.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,780.56 : 70,175.36 = 18,693.94 : x
  2. Step 2: Convert to fraction form
    46,780.56/70,175.36 = 18,693.94/x
  3. Step 3: Cross multiply
    46,780.56x = 70,175.36 × 18,693.94
  4. Step 4: Simplify right side
    46,780.56x = 1,311,853,969.32
  5. Step 5: Solve for x
    x = 1,311,853,969.32/46,780.56
  6. Step 6: Final answer
    x = 28,042.72

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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.