Home / 17,886.11-26,818.23-8,528.99

Finding the Fourth Proportional to 17,886.11, 26,818.23 and 8,528.99

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Solution

The fourth proportional to 17,886.11, 26,818.23 and 8,528.99 is: 12,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.11 : 26,818.23 = 8,528.99 : x
  2. Step 2: Convert to fraction form
    17,886.11/26,818.23 = 8,528.99/x
  3. Step 3: Cross multiply
    17,886.11x = 26,818.23 × 8,528.99
  4. Step 4: Simplify right side
    17,886.11x = 228,732,415.49
  5. Step 5: Solve for x
    x = 228,732,415.49/17,886.11
  6. Step 6: Final answer
    x = 12,788.27

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1.5x scale

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.