Home / 40,082.51-55,315.49-22,177.22

Finding the Fourth Proportional to 40,082.51, 55,315.49 and 22,177.22

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Solution

The fourth proportional to 40,082.51, 55,315.49 and 22,177.22 is: 30,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,082.51 : 55,315.49 = 22,177.22 : x
  2. Step 2: Convert to fraction form
    40,082.51/55,315.49 = 22,177.22/x
  3. Step 3: Cross multiply
    40,082.51x = 55,315.49 × 22,177.22
  4. Step 4: Simplify right side
    40,082.51x = 1,226,743,403.67
  5. Step 5: Solve for x
    x = 1,226,743,403.67/40,082.51
  6. Step 6: Final answer
    x = 30,605.46

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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.