Home / 20,293.84-30,397.60-9,748.36

Finding the Fourth Proportional to 20,293.84, 30,397.60 and 9,748.36

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Solution

The fourth proportional to 20,293.84, 30,397.60 and 9,748.36 is: 14,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.84 : 30,397.60 = 9,748.36 : x
  2. Step 2: Convert to fraction form
    20,293.84/30,397.60 = 9,748.36/x
  3. Step 3: Cross multiply
    20,293.84x = 30,397.60 × 9,748.36
  4. Step 4: Simplify right side
    20,293.84x = 296,326,747.94
  5. Step 5: Solve for x
    x = 296,326,747.94/20,293.84
  6. Step 6: Final answer
    x = 14,601.81

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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.