Home / 26,640.69-36,763.16-14,703.81

Finding the Fourth Proportional to 26,640.69, 36,763.16 and 14,703.81

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Solution

The fourth proportional to 26,640.69, 36,763.16 and 14,703.81 is: 20,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.69 : 36,763.16 = 14,703.81 : x
  2. Step 2: Convert to fraction form
    26,640.69/36,763.16 = 14,703.81/x
  3. Step 3: Cross multiply
    26,640.69x = 36,763.16 × 14,703.81
  4. Step 4: Simplify right side
    26,640.69x = 540,558,446.12
  5. Step 5: Solve for x
    x = 540,558,446.12/26,640.69
  6. Step 6: Final answer
    x = 20,290.71

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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.