Home / 19,160.10-26,443.31-11,605.01

Finding the Fourth Proportional to 19,160.10, 26,443.31 and 11,605.01

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Solution

The fourth proportional to 19,160.10, 26,443.31 and 11,605.01 is: 16,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.10 : 26,443.31 = 11,605.01 : x
  2. Step 2: Convert to fraction form
    19,160.10/26,443.31 = 11,605.01/x
  3. Step 3: Cross multiply
    19,160.10x = 26,443.31 × 11,605.01
  4. Step 4: Simplify right side
    19,160.10x = 306,874,686.74
  5. Step 5: Solve for x
    x = 306,874,686.74/19,160.10
  6. Step 6: Final answer
    x = 16,016.34

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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.