Home / 45,026.73-67,540.10-16,953.09

Finding the Fourth Proportional to 45,026.73, 67,540.10 and 16,953.09

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Solution

The fourth proportional to 45,026.73, 67,540.10 and 16,953.09 is: 25,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,026.73 : 67,540.10 = 16,953.09 : x
  2. Step 2: Convert to fraction form
    45,026.73/67,540.10 = 16,953.09/x
  3. Step 3: Cross multiply
    45,026.73x = 67,540.10 × 16,953.09
  4. Step 4: Simplify right side
    45,026.73x = 1,145,013,393.91
  5. Step 5: Solve for x
    x = 1,145,013,393.91/45,026.73
  6. Step 6: Final answer
    x = 25,429.64

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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.