Home / 19,803.72-27,325.38-12,250.92

Finding the Fourth Proportional to 19,803.72, 27,325.38 and 12,250.92

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Solution

The fourth proportional to 19,803.72, 27,325.38 and 12,250.92 is: 16,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,803.72 : 27,325.38 = 12,250.92 : x
  2. Step 2: Convert to fraction form
    19,803.72/27,325.38 = 12,250.92/x
  3. Step 3: Cross multiply
    19,803.72x = 27,325.38 × 12,250.92
  4. Step 4: Simplify right side
    19,803.72x = 334,761,044.35
  5. Step 5: Solve for x
    x = 334,761,044.35/19,803.72
  6. Step 6: Final answer
    x = 16,903.95

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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.