Home / 40,203.15-55,482.18-22,297.08

Finding the Fourth Proportional to 40,203.15, 55,482.18 and 22,297.08

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Solution

The fourth proportional to 40,203.15, 55,482.18 and 22,297.08 is: 30,770.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,203.15 : 55,482.18 = 22,297.08 : x
  2. Step 2: Convert to fraction form
    40,203.15/55,482.18 = 22,297.08/x
  3. Step 3: Cross multiply
    40,203.15x = 55,482.18 × 22,297.08
  4. Step 4: Simplify right side
    40,203.15x = 1,237,090,606.03
  5. Step 5: Solve for x
    x = 1,237,090,606.03/40,203.15
  6. Step 6: Final answer
    x = 30,770.99

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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.