Home / 44,977.21-67,465.78-13,387.12

Finding the Fourth Proportional to 44,977.21, 67,465.78 and 13,387.12

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Solution

The fourth proportional to 44,977.21, 67,465.78 and 13,387.12 is: 20,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,977.21 : 67,465.78 = 13,387.12 : x
  2. Step 2: Convert to fraction form
    44,977.21/67,465.78 = 13,387.12/x
  3. Step 3: Cross multiply
    44,977.21x = 67,465.78 × 13,387.12
  4. Step 4: Simplify right side
    44,977.21x = 903,172,492.75
  5. Step 5: Solve for x
    x = 903,172,492.75/44,977.21
  6. Step 6: Final answer
    x = 20,080.67

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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.