Home / 46,653.84-64,387.44-28,745.28

Finding the Fourth Proportional to 46,653.84, 64,387.44 and 28,745.28

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Solution

The fourth proportional to 46,653.84, 64,387.44 and 28,745.28 is: 39,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,653.84 : 64,387.44 = 28,745.28 : x
  2. Step 2: Convert to fraction form
    46,653.84/64,387.44 = 28,745.28/x
  3. Step 3: Cross multiply
    46,653.84x = 64,387.44 × 28,745.28
  4. Step 4: Simplify right side
    46,653.84x = 1,850,834,991.28
  5. Step 5: Solve for x
    x = 1,850,834,991.28/46,653.84
  6. Step 6: Final answer
    x = 39,671.65

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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.