Home / 26,022.96-39,023.49-18,958.95

Finding the Fourth Proportional to 26,022.96, 39,023.49 and 18,958.95

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Solution

The fourth proportional to 26,022.96, 39,023.49 and 18,958.95 is: 28,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.96 : 39,023.49 = 18,958.95 : x
  2. Step 2: Convert to fraction form
    26,022.96/39,023.49 = 18,958.95/x
  3. Step 3: Cross multiply
    26,022.96x = 39,023.49 × 18,958.95
  4. Step 4: Simplify right side
    26,022.96x = 739,844,395.74
  5. Step 5: Solve for x
    x = 739,844,395.74/26,022.96
  6. Step 6: Final answer
    x = 28,430.45

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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.