Home / 26,640.36-36,764.94-14,705.40

Finding the Fourth Proportional to 26,640.36, 36,764.94 and 14,705.40

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Solution

The fourth proportional to 26,640.36, 36,764.94 and 14,705.40 is: 20,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.36 : 36,764.94 = 14,705.40 : x
  2. Step 2: Convert to fraction form
    26,640.36/36,764.94 = 14,705.40/x
  3. Step 3: Cross multiply
    26,640.36x = 36,764.94 × 14,705.40
  4. Step 4: Simplify right side
    26,640.36x = 540,643,148.68
  5. Step 5: Solve for x
    x = 540,643,148.68/26,640.36
  6. Step 6: Final answer
    x = 20,294.14

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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.