Home / 29,558.15-40,788.63-16,809.62

Finding the Fourth Proportional to 29,558.15, 40,788.63 and 16,809.62

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Solution

The fourth proportional to 29,558.15, 40,788.63 and 16,809.62 is: 23,196.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,558.15 : 40,788.63 = 16,809.62 : x
  2. Step 2: Convert to fraction form
    29,558.15/40,788.63 = 16,809.62/x
  3. Step 3: Cross multiply
    29,558.15x = 40,788.63 × 16,809.62
  4. Step 4: Simplify right side
    29,558.15x = 685,641,166.68
  5. Step 5: Solve for x
    x = 685,641,166.68/29,558.15
  6. Step 6: Final answer
    x = 23,196.35

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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.