Home / 51,342.98-70,852.59-28,682.37

Finding the Fourth Proportional to 51,342.98, 70,852.59 and 28,682.37

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Solution

The fourth proportional to 51,342.98, 70,852.59 and 28,682.37 is: 39,581.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,342.98 : 70,852.59 = 28,682.37 : x
  2. Step 2: Convert to fraction form
    51,342.98/70,852.59 = 28,682.37/x
  3. Step 3: Cross multiply
    51,342.98x = 70,852.59 × 28,682.37
  4. Step 4: Simplify right side
    51,342.98x = 2,032,220,201.84
  5. Step 5: Solve for x
    x = 2,032,220,201.84/51,342.98
  6. Step 6: Final answer
    x = 39,581.27

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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.