Home / 35,827.92-53,751.60-12,456.18

Finding the Fourth Proportional to 35,827.92, 53,751.60 and 12,456.18

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Solution

The fourth proportional to 35,827.92, 53,751.60 and 12,456.18 is: 18,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.92 : 53,751.60 = 12,456.18 : x
  2. Step 2: Convert to fraction form
    35,827.92/53,751.60 = 12,456.18/x
  3. Step 3: Cross multiply
    35,827.92x = 53,751.60 × 12,456.18
  4. Step 4: Simplify right side
    35,827.92x = 669,539,604.89
  5. Step 5: Solve for x
    x = 669,539,604.89/35,827.92
  6. Step 6: Final answer
    x = 18,687.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.