Home / 47,085.84-64,984.68-30,367.44

Finding the Fourth Proportional to 47,085.84, 64,984.68 and 30,367.44

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Solution

The fourth proportional to 47,085.84, 64,984.68 and 30,367.44 is: 41,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,085.84 : 64,984.68 = 30,367.44 : x
  2. Step 2: Convert to fraction form
    47,085.84/64,984.68 = 30,367.44/x
  3. Step 3: Cross multiply
    47,085.84x = 64,984.68 × 30,367.44
  4. Step 4: Simplify right side
    47,085.84x = 1,973,418,370.82
  5. Step 5: Solve for x
    x = 1,973,418,370.82/47,085.84
  6. Step 6: Final answer
    x = 41,911.08

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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.