Home / 26,060.55-39,090.81-18,303.99

Finding the Fourth Proportional to 26,060.55, 39,090.81 and 18,303.99

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Solution

The fourth proportional to 26,060.55, 39,090.81 and 18,303.99 is: 27,455.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,060.55 : 39,090.81 = 18,303.99 : x
  2. Step 2: Convert to fraction form
    26,060.55/39,090.81 = 18,303.99/x
  3. Step 3: Cross multiply
    26,060.55x = 39,090.81 × 18,303.99
  4. Step 4: Simplify right side
    26,060.55x = 715,517,795.33
  5. Step 5: Solve for x
    x = 715,517,795.33/26,060.55
  6. Step 6: Final answer
    x = 27,455.97

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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.