Home / 22,890.90-34,336.35-9,743.70

Finding the Fourth Proportional to 22,890.90, 34,336.35 and 9,743.70

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Solution

The fourth proportional to 22,890.90, 34,336.35 and 9,743.70 is: 14,615.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890.90 : 34,336.35 = 9,743.70 : x
  2. Step 2: Convert to fraction form
    22,890.90/34,336.35 = 9,743.70/x
  3. Step 3: Cross multiply
    22,890.90x = 34,336.35 × 9,743.70
  4. Step 4: Simplify right side
    22,890.90x = 334,563,093.50
  5. Step 5: Solve for x
    x = 334,563,093.50/22,890.90
  6. Step 6: Final answer
    x = 14,615.55

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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.