Home / 47,049.84-64,907.12-30,045.57

Finding the Fourth Proportional to 47,049.84, 64,907.12 and 30,045.57

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Solution

The fourth proportional to 47,049.84, 64,907.12 and 30,045.57 is: 41,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,049.84 : 64,907.12 = 30,045.57 : x
  2. Step 2: Convert to fraction form
    47,049.84/64,907.12 = 30,045.57/x
  3. Step 3: Cross multiply
    47,049.84x = 64,907.12 × 30,045.57
  4. Step 4: Simplify right side
    47,049.84x = 1,950,171,249.17
  5. Step 5: Solve for x
    x = 1,950,171,249.17/47,049.84
  6. Step 6: Final answer
    x = 41,449.05

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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.