Home / 14,759.34-20,370.06-9,722.76

Finding the Fourth Proportional to 14,759.34, 20,370.06 and 9,722.76

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Solution

The fourth proportional to 14,759.34, 20,370.06 and 9,722.76 is: 13,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759.34 : 20,370.06 = 9,722.76 : x
  2. Step 2: Convert to fraction form
    14,759.34/20,370.06 = 9,722.76/x
  3. Step 3: Cross multiply
    14,759.34x = 20,370.06 × 9,722.76
  4. Step 4: Simplify right side
    14,759.34x = 198,053,204.57
  5. Step 5: Solve for x
    x = 198,053,204.57/14,759.34
  6. Step 6: Final answer
    x = 13,418.84

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1.5x scale

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.