Home / 52,972.64-73,107.32-30,307.12

Finding the Fourth Proportional to 52,972.64, 73,107.32 and 30,307.12

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Solution

The fourth proportional to 52,972.64, 73,107.32 and 30,307.12 is: 41,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,972.64 : 73,107.32 = 30,307.12 : x
  2. Step 2: Convert to fraction form
    52,972.64/73,107.32 = 30,307.12/x
  3. Step 3: Cross multiply
    52,972.64x = 73,107.32 × 30,307.12
  4. Step 4: Simplify right side
    52,972.64x = 2,215,672,320.12
  5. Step 5: Solve for x
    x = 2,215,672,320.12/52,972.64
  6. Step 6: Final answer
    x = 41,826.73

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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.