Home / 45,235.49-62,384.12-28,241.31

Finding the Fourth Proportional to 45,235.49, 62,384.12 and 28,241.31

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Solution

The fourth proportional to 45,235.49, 62,384.12 and 28,241.31 is: 38,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,235.49 : 62,384.12 = 28,241.31 : x
  2. Step 2: Convert to fraction form
    45,235.49/62,384.12 = 28,241.31/x
  3. Step 3: Cross multiply
    45,235.49x = 62,384.12 × 28,241.31
  4. Step 4: Simplify right side
    45,235.49x = 1,761,809,278.58
  5. Step 5: Solve for x
    x = 1,761,809,278.58/45,235.49
  6. Step 6: Final answer
    x = 38,947.50

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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.