Home / 40,756.42-61,134.84-18,554.27

Finding the Fourth Proportional to 40,756.42, 61,134.84 and 18,554.27

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Solution

The fourth proportional to 40,756.42, 61,134.84 and 18,554.27 is: 27,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,756.42 : 61,134.84 = 18,554.27 : x
  2. Step 2: Convert to fraction form
    40,756.42/61,134.84 = 18,554.27/x
  3. Step 3: Cross multiply
    40,756.42x = 61,134.84 × 18,554.27
  4. Step 4: Simplify right side
    40,756.42x = 1,134,312,028.93
  5. Step 5: Solve for x
    x = 1,134,312,028.93/40,756.42
  6. Step 6: Final answer
    x = 27,831.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.