Home / 31,904.82-47,853.57-8,533.08

Finding the Fourth Proportional to 31,904.82, 47,853.57 and 8,533.08

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Solution

The fourth proportional to 31,904.82, 47,853.57 and 8,533.08 is: 12,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,904.82 : 47,853.57 = 8,533.08 : x
  2. Step 2: Convert to fraction form
    31,904.82/47,853.57 = 8,533.08/x
  3. Step 3: Cross multiply
    31,904.82x = 47,853.57 × 8,533.08
  4. Step 4: Simplify right side
    31,904.82x = 408,338,341.10
  5. Step 5: Solve for x
    x = 408,338,341.10/31,904.82
  6. Step 6: Final answer
    x = 12,798.64

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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.