Home / 19,652.63-27,123.44-11,156.85

Finding the Fourth Proportional to 19,652.63, 27,123.44 and 11,156.85

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Solution

The fourth proportional to 19,652.63, 27,123.44 and 11,156.85 is: 15,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.63 : 27,123.44 = 11,156.85 : x
  2. Step 2: Convert to fraction form
    19,652.63/27,123.44 = 11,156.85/x
  3. Step 3: Cross multiply
    19,652.63x = 27,123.44 × 11,156.85
  4. Step 4: Simplify right side
    19,652.63x = 302,612,095.78
  5. Step 5: Solve for x
    x = 302,612,095.78/19,652.63
  6. Step 6: Final answer
    x = 15,398.05

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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.