Home / 33,078.68-49,621.16-9,386.72

Finding the Fourth Proportional to 33,078.68, 49,621.16 and 9,386.72

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Solution

The fourth proportional to 33,078.68, 49,621.16 and 9,386.72 is: 14,080.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.68 : 49,621.16 = 9,386.72 : x
  2. Step 2: Convert to fraction form
    33,078.68/49,621.16 = 9,386.72/x
  3. Step 3: Cross multiply
    33,078.68x = 49,621.16 × 9,386.72
  4. Step 4: Simplify right side
    33,078.68x = 465,779,935.00
  5. Step 5: Solve for x
    x = 465,779,935.00/33,078.68
  6. Step 6: Final answer
    x = 14,080.97

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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.