Home / 34,283.92-47,303.04-20,134.12

Finding the Fourth Proportional to 34,283.92, 47,303.04 and 20,134.12

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Solution

The fourth proportional to 34,283.92, 47,303.04 and 20,134.12 is: 27,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,283.92 : 47,303.04 = 20,134.12 : x
  2. Step 2: Convert to fraction form
    34,283.92/47,303.04 = 20,134.12/x
  3. Step 3: Cross multiply
    34,283.92x = 47,303.04 × 20,134.12
  4. Step 4: Simplify right side
    34,283.92x = 952,405,083.72
  5. Step 5: Solve for x
    x = 952,405,083.72/34,283.92
  6. Step 6: Final answer
    x = 27,779.94

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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.