Home / 34,080.75-47,027.66-18,969.93

Finding the Fourth Proportional to 34,080.75, 47,027.66 and 18,969.93

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Solution

The fourth proportional to 34,080.75, 47,027.66 and 18,969.93 is: 26,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.75 : 47,027.66 = 18,969.93 : x
  2. Step 2: Convert to fraction form
    34,080.75/47,027.66 = 18,969.93/x
  3. Step 3: Cross multiply
    34,080.75x = 47,027.66 × 18,969.93
  4. Step 4: Simplify right side
    34,080.75x = 892,111,323.41
  5. Step 5: Solve for x
    x = 892,111,323.41/34,080.75
  6. Step 6: Final answer
    x = 26,176.40

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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.