Home / 14,857.41-20,502.60-8,885.55

Finding the Fourth Proportional to 14,857.41, 20,502.60 and 8,885.55

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Solution

The fourth proportional to 14,857.41, 20,502.60 and 8,885.55 is: 12,261.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,857.41 : 20,502.60 = 8,885.55 : x
  2. Step 2: Convert to fraction form
    14,857.41/20,502.60 = 8,885.55/x
  3. Step 3: Cross multiply
    14,857.41x = 20,502.60 × 8,885.55
  4. Step 4: Simplify right side
    14,857.41x = 182,176,877.43
  5. Step 5: Solve for x
    x = 182,176,877.43/14,857.41
  6. Step 6: Final answer
    x = 12,261.68

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Double scale
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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.