Home / 40,208.13-55,486.62-22,302.81

Finding the Fourth Proportional to 40,208.13, 55,486.62 and 22,302.81

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Solution

The fourth proportional to 40,208.13, 55,486.62 and 22,302.81 is: 30,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,208.13 : 55,486.62 = 22,302.81 : x
  2. Step 2: Convert to fraction form
    40,208.13/55,486.62 = 22,302.81/x
  3. Step 3: Cross multiply
    40,208.13x = 55,486.62 × 22,302.81
  4. Step 4: Simplify right side
    40,208.13x = 1,237,507,543.40
  5. Step 5: Solve for x
    x = 1,237,507,543.40/40,208.13
  6. Step 6: Final answer
    x = 30,777.55

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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.