Home / 26,303.80-39,455.70-15,935.80

Finding the Fourth Proportional to 26,303.80, 39,455.70 and 15,935.80

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Solution

The fourth proportional to 26,303.80, 39,455.70 and 15,935.80 is: 23,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.80 : 39,455.70 = 15,935.80 : x
  2. Step 2: Convert to fraction form
    26,303.80/39,455.70 = 15,935.80/x
  3. Step 3: Cross multiply
    26,303.80x = 39,455.70 × 15,935.80
  4. Step 4: Simplify right side
    26,303.80x = 628,758,144.06
  5. Step 5: Solve for x
    x = 628,758,144.06/26,303.80
  6. Step 6: Final answer
    x = 23,903.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.