Home / 45,098.98-62,228.86-28,969.85

Finding the Fourth Proportional to 45,098.98, 62,228.86 and 28,969.85

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Solution

The fourth proportional to 45,098.98, 62,228.86 and 28,969.85 is: 39,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,098.98 : 62,228.86 = 28,969.85 : x
  2. Step 2: Convert to fraction form
    45,098.98/62,228.86 = 28,969.85/x
  3. Step 3: Cross multiply
    45,098.98x = 62,228.86 × 28,969.85
  4. Step 4: Simplify right side
    45,098.98x = 1,802,760,823.02
  5. Step 5: Solve for x
    x = 1,802,760,823.02/45,098.98
  6. Step 6: Final answer
    x = 39,973.43

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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.