Home / 26,640.18-36,764.67-15,313.34

Finding the Fourth Proportional to 26,640.18, 36,764.67 and 15,313.34

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Solution

The fourth proportional to 26,640.18, 36,764.67 and 15,313.34 is: 21,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.18 : 36,764.67 = 15,313.34 : x
  2. Step 2: Convert to fraction form
    26,640.18/36,764.67 = 15,313.34/x
  3. Step 3: Cross multiply
    26,640.18x = 36,764.67 × 15,313.34
  4. Step 4: Simplify right side
    26,640.18x = 562,989,707.87
  5. Step 5: Solve for x
    x = 562,989,707.87/26,640.18
  6. Step 6: Final answer
    x = 21,133.10

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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.