Home / 26,378.49-36,403.19-14,441.79

Finding the Fourth Proportional to 26,378.49, 36,403.19 and 14,441.79

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Solution

The fourth proportional to 26,378.49, 36,403.19 and 14,441.79 is: 19,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.49 : 36,403.19 = 14,441.79 : x
  2. Step 2: Convert to fraction form
    26,378.49/36,403.19 = 14,441.79/x
  3. Step 3: Cross multiply
    26,378.49x = 36,403.19 × 14,441.79
  4. Step 4: Simplify right side
    26,378.49x = 525,727,153.10
  5. Step 5: Solve for x
    x = 525,727,153.10/26,378.49
  6. Step 6: Final answer
    x = 19,930.15

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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.