Home / 26,952.21-40,430.12-9,175.55

Finding the Fourth Proportional to 26,952.21, 40,430.12 and 9,175.55

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Solution

The fourth proportional to 26,952.21, 40,430.12 and 9,175.55 is: 13,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,952.21 : 40,430.12 = 9,175.55 : x
  2. Step 2: Convert to fraction form
    26,952.21/40,430.12 = 9,175.55/x
  3. Step 3: Cross multiply
    26,952.21x = 40,430.12 × 9,175.55
  4. Step 4: Simplify right side
    26,952.21x = 370,968,339.54
  5. Step 5: Solve for x
    x = 370,968,339.54/26,952.21
  6. Step 6: Final answer
    x = 13,763.93

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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.