Home / 26,074.67-39,111.93-18,318.11

Finding the Fourth Proportional to 26,074.67, 39,111.93 and 18,318.11

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Solution

The fourth proportional to 26,074.67, 39,111.93 and 18,318.11 is: 27,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,074.67 : 39,111.93 = 18,318.11 : x
  2. Step 2: Convert to fraction form
    26,074.67/39,111.93 = 18,318.11/x
  3. Step 3: Cross multiply
    26,074.67x = 39,111.93 × 18,318.11
  4. Step 4: Simplify right side
    26,074.67x = 716,456,440.49
  5. Step 5: Solve for x
    x = 716,456,440.49/26,074.67
  6. Step 6: Final answer
    x = 27,477.11

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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.