Home / 40,015.22-55,226.34-23,019.04

Finding the Fourth Proportional to 40,015.22, 55,226.34 and 23,019.04

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Solution

The fourth proportional to 40,015.22, 55,226.34 and 23,019.04 is: 31,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,015.22 : 55,226.34 = 23,019.04 : x
  2. Step 2: Convert to fraction form
    40,015.22/55,226.34 = 23,019.04/x
  3. Step 3: Cross multiply
    40,015.22x = 55,226.34 × 23,019.04
  4. Step 4: Simplify right side
    40,015.22x = 1,271,257,329.51
  5. Step 5: Solve for x
    x = 1,271,257,329.51/40,015.22
  6. Step 6: Final answer
    x = 31,769.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.