Home / 26,575.83-39,842.55-12,528.41

Finding the Fourth Proportional to 26,575.83, 39,842.55 and 12,528.41

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Solution

The fourth proportional to 26,575.83, 39,842.55 and 12,528.41 is: 18,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.83 : 39,842.55 = 12,528.41 : x
  2. Step 2: Convert to fraction form
    26,575.83/39,842.55 = 12,528.41/x
  3. Step 3: Cross multiply
    26,575.83x = 39,842.55 × 12,528.41
  4. Step 4: Simplify right side
    26,575.83x = 499,163,602.63
  5. Step 5: Solve for x
    x = 499,163,602.63/26,575.83
  6. Step 6: Final answer
    x = 18,782.62

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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.