Home / 19,980.08-27,573.41-11,484.96

Finding the Fourth Proportional to 19,980.08, 27,573.41 and 11,484.96

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Solution

The fourth proportional to 19,980.08, 27,573.41 and 11,484.96 is: 15,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980.08 : 27,573.41 = 11,484.96 : x
  2. Step 2: Convert to fraction form
    19,980.08/27,573.41 = 11,484.96/x
  3. Step 3: Cross multiply
    19,980.08x = 27,573.41 × 11,484.96
  4. Step 4: Simplify right side
    19,980.08x = 316,679,510.91
  5. Step 5: Solve for x
    x = 316,679,510.91/19,980.08
  6. Step 6: Final answer
    x = 15,849.76

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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.