Home / 26,389.34-39,583.75-11,407.06

Finding the Fourth Proportional to 26,389.34, 39,583.75 and 11,407.06

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Solution

The fourth proportional to 26,389.34, 39,583.75 and 11,407.06 is: 17,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.34 : 39,583.75 = 11,407.06 : x
  2. Step 2: Convert to fraction form
    26,389.34/39,583.75 = 11,407.06/x
  3. Step 3: Cross multiply
    26,389.34x = 39,583.75 × 11,407.06
  4. Step 4: Simplify right side
    26,389.34x = 451,534,211.28
  5. Step 5: Solve for x
    x = 451,534,211.28/26,389.34
  6. Step 6: Final answer
    x = 17,110.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.