Home / 19,253.43-26,558.28-12,167.55

Finding the Fourth Proportional to 19,253.43, 26,558.28 and 12,167.55

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Solution

The fourth proportional to 19,253.43, 26,558.28 and 12,167.55 is: 16,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.43 : 26,558.28 = 12,167.55 : x
  2. Step 2: Convert to fraction form
    19,253.43/26,558.28 = 12,167.55/x
  3. Step 3: Cross multiply
    19,253.43x = 26,558.28 × 12,167.55
  4. Step 4: Simplify right side
    19,253.43x = 323,149,199.81
  5. Step 5: Solve for x
    x = 323,149,199.81/19,253.43
  6. Step 6: Final answer
    x = 16,783.98

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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.