Home / 26,685.76-36,829.86-25,809.51

Finding the Fourth Proportional to 26,685.76, 36,829.86 and 25,809.51

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Solution

The fourth proportional to 26,685.76, 36,829.86 and 25,809.51 is: 35,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,685.76 : 36,829.86 = 25,809.51 : x
  2. Step 2: Convert to fraction form
    26,685.76/36,829.86 = 25,809.51/x
  3. Step 3: Cross multiply
    26,685.76x = 36,829.86 × 25,809.51
  4. Step 4: Simplify right side
    26,685.76x = 950,560,639.97
  5. Step 5: Solve for x
    x = 950,560,639.97/26,685.76
  6. Step 6: Final answer
    x = 35,620.52

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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.