Home / 31,953.60-47,926.08-8,581.44

Finding the Fourth Proportional to 31,953.60, 47,926.08 and 8,581.44

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Solution

The fourth proportional to 31,953.60, 47,926.08 and 8,581.44 is: 12,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,953.60 : 47,926.08 = 8,581.44 : x
  2. Step 2: Convert to fraction form
    31,953.60/47,926.08 = 8,581.44/x
  3. Step 3: Cross multiply
    31,953.60x = 47,926.08 × 8,581.44
  4. Step 4: Simplify right side
    31,953.60x = 411,274,779.96
  5. Step 5: Solve for x
    x = 411,274,779.96/31,953.60
  6. Step 6: Final answer
    x = 12,871.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.