Home / 51,042.98-70,441.66-28,384.26

Finding the Fourth Proportional to 51,042.98, 70,441.66 and 28,384.26

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Solution

The fourth proportional to 51,042.98, 70,441.66 and 28,384.26 is: 39,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,042.98 : 70,441.66 = 28,384.26 : x
  2. Step 2: Convert to fraction form
    51,042.98/70,441.66 = 28,384.26/x
  3. Step 3: Cross multiply
    51,042.98x = 70,441.66 × 28,384.26
  4. Step 4: Simplify right side
    51,042.98x = 1,999,434,392.27
  5. Step 5: Solve for x
    x = 1,999,434,392.27/51,042.98
  6. Step 6: Final answer
    x = 39,171.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.