Home / 14,534.14-20,060.95-8,569.78

Finding the Fourth Proportional to 14,534.14, 20,060.95 and 8,569.78

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Solution

The fourth proportional to 14,534.14, 20,060.95 and 8,569.78 is: 11,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.14 : 20,060.95 = 8,569.78 : x
  2. Step 2: Convert to fraction form
    14,534.14/20,060.95 = 8,569.78/x
  3. Step 3: Cross multiply
    14,534.14x = 20,060.95 × 8,569.78
  4. Step 4: Simplify right side
    14,534.14x = 171,917,928.09
  5. Step 5: Solve for x
    x = 171,917,928.09/14,534.14
  6. Step 6: Final answer
    x = 11,828.56

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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.