Home / 14,825.56-20,461.80-8,541.58

Finding the Fourth Proportional to 14,825.56, 20,461.80 and 8,541.58

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Solution

The fourth proportional to 14,825.56, 20,461.80 and 8,541.58 is: 11,788.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.56 : 20,461.80 = 8,541.58 : x
  2. Step 2: Convert to fraction form
    14,825.56/20,461.80 = 8,541.58/x
  3. Step 3: Cross multiply
    14,825.56x = 20,461.80 × 8,541.58
  4. Step 4: Simplify right side
    14,825.56x = 174,776,101.64
  5. Step 5: Solve for x
    x = 174,776,101.64/14,825.56
  6. Step 6: Final answer
    x = 11,788.84

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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.