Home / 47,176.40-65,110.56-28,323.92

Finding the Fourth Proportional to 47,176.40, 65,110.56 and 28,323.92

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Solution

The fourth proportional to 47,176.40, 65,110.56 and 28,323.92 is: 39,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.40 : 65,110.56 = 28,323.92 : x
  2. Step 2: Convert to fraction form
    47,176.40/65,110.56 = 28,323.92/x
  3. Step 3: Cross multiply
    47,176.40x = 65,110.56 × 28,323.92
  4. Step 4: Simplify right side
    47,176.40x = 1,844,186,292.60
  5. Step 5: Solve for x
    x = 1,844,186,292.60/47,176.40
  6. Step 6: Final answer
    x = 39,091.29

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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.