Home / 44,301.40-66,464.90-13,137.40

Finding the Fourth Proportional to 44,301.40, 66,464.90 and 13,137.40

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Solution

The fourth proportional to 44,301.40, 66,464.90 and 13,137.40 is: 19,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,301.40 : 66,464.90 = 13,137.40 : x
  2. Step 2: Convert to fraction form
    44,301.40/66,464.90 = 13,137.40/x
  3. Step 3: Cross multiply
    44,301.40x = 66,464.90 × 13,137.40
  4. Step 4: Simplify right side
    44,301.40x = 873,175,977.26
  5. Step 5: Solve for x
    x = 873,175,977.26/44,301.40
  6. Step 6: Final answer
    x = 19,709.90

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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.