Home / 47,853.38-71,784.93-18,296.08

Finding the Fourth Proportional to 47,853.38, 71,784.93 and 18,296.08

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Solution

The fourth proportional to 47,853.38, 71,784.93 and 18,296.08 is: 27,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.38 : 71,784.93 = 18,296.08 : x
  2. Step 2: Convert to fraction form
    47,853.38/71,784.93 = 18,296.08/x
  3. Step 3: Cross multiply
    47,853.38x = 71,784.93 × 18,296.08
  4. Step 4: Simplify right side
    47,853.38x = 1,313,382,822.07
  5. Step 5: Solve for x
    x = 1,313,382,822.07/47,853.38
  6. Step 6: Final answer
    x = 27,445.98

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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.