Home / 45,315.92-62,558.69-28,329.60

Finding the Fourth Proportional to 45,315.92, 62,558.69 and 28,329.60

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Solution

The fourth proportional to 45,315.92, 62,558.69 and 28,329.60 is: 39,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,315.92 : 62,558.69 = 28,329.60 : x
  2. Step 2: Convert to fraction form
    45,315.92/62,558.69 = 28,329.60/x
  3. Step 3: Cross multiply
    45,315.92x = 62,558.69 × 28,329.60
  4. Step 4: Simplify right side
    45,315.92x = 1,772,262,522.58
  5. Step 5: Solve for x
    x = 1,772,262,522.58/45,315.92
  6. Step 6: Final answer
    x = 39,109.05

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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.