Home / 18,732.66-25,854.69-12,026.76

Finding the Fourth Proportional to 18,732.66, 25,854.69 and 12,026.76

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Solution

The fourth proportional to 18,732.66, 25,854.69 and 12,026.76 is: 16,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.66 : 25,854.69 = 12,026.76 : x
  2. Step 2: Convert to fraction form
    18,732.66/25,854.69 = 12,026.76/x
  3. Step 3: Cross multiply
    18,732.66x = 25,854.69 × 12,026.76
  4. Step 4: Simplify right side
    18,732.66x = 310,948,151.50
  5. Step 5: Solve for x
    x = 310,948,151.50/18,732.66
  6. Step 6: Final answer
    x = 16,599.25

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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.