Home / 40,278.08-55,582.85-23,282.05

Finding the Fourth Proportional to 40,278.08, 55,582.85 and 23,282.05

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Solution

The fourth proportional to 40,278.08, 55,582.85 and 23,282.05 is: 32,128.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278.08 : 55,582.85 = 23,282.05 : x
  2. Step 2: Convert to fraction form
    40,278.08/55,582.85 = 23,282.05/x
  3. Step 3: Cross multiply
    40,278.08x = 55,582.85 × 23,282.05
  4. Step 4: Simplify right side
    40,278.08x = 1,294,082,692.84
  5. Step 5: Solve for x
    x = 1,294,082,692.84/40,278.08
  6. Step 6: Final answer
    x = 32,128.71

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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.