Home / 17,027.40-23,508.80-10,980.35

Finding the Fourth Proportional to 17,027.40, 23,508.80 and 10,980.35

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Solution

The fourth proportional to 17,027.40, 23,508.80 and 10,980.35 is: 15,159.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.40 : 23,508.80 = 10,980.35 : x
  2. Step 2: Convert to fraction form
    17,027.40/23,508.80 = 10,980.35/x
  3. Step 3: Cross multiply
    17,027.40x = 23,508.80 × 10,980.35
  4. Step 4: Simplify right side
    17,027.40x = 258,134,852.08
  5. Step 5: Solve for x
    x = 258,134,852.08/17,027.40
  6. Step 6: Final answer
    x = 15,159.97

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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.