Home / 26,314.16-36,314.26-15,709.96

Finding the Fourth Proportional to 26,314.16, 36,314.26 and 15,709.96

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Solution

The fourth proportional to 26,314.16, 36,314.26 and 15,709.96 is: 21,680.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,314.16 : 36,314.26 = 15,709.96 : x
  2. Step 2: Convert to fraction form
    26,314.16/36,314.26 = 15,709.96/x
  3. Step 3: Cross multiply
    26,314.16x = 36,314.26 × 15,709.96
  4. Step 4: Simplify right side
    26,314.16x = 570,495,572.03
  5. Step 5: Solve for x
    x = 570,495,572.03/26,314.16
  6. Step 6: Final answer
    x = 21,680.17

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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.