Home / 45,277.08-67,874.04-15,674.21

Finding the Fourth Proportional to 45,277.08, 67,874.04 and 15,674.21

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Solution

The fourth proportional to 45,277.08, 67,874.04 and 15,674.21 is: 23,496.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,277.08 : 67,874.04 = 15,674.21 : x
  2. Step 2: Convert to fraction form
    45,277.08/67,874.04 = 15,674.21/x
  3. Step 3: Cross multiply
    45,277.08x = 67,874.04 × 15,674.21
  4. Step 4: Simplify right side
    45,277.08x = 1,063,871,617.14
  5. Step 5: Solve for x
    x = 1,063,871,617.14/45,277.08
  6. Step 6: Final answer
    x = 23,496.91

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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.