Home / 47,014.70-64,867.35-30,257.42

Finding the Fourth Proportional to 47,014.70, 64,867.35 and 30,257.42

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Solution

The fourth proportional to 47,014.70, 64,867.35 and 30,257.42 is: 41,746.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,014.70 : 64,867.35 = 30,257.42 : x
  2. Step 2: Convert to fraction form
    47,014.70/64,867.35 = 30,257.42/x
  3. Step 3: Cross multiply
    47,014.70x = 64,867.35 × 30,257.42
  4. Step 4: Simplify right side
    47,014.70x = 1,962,718,653.24
  5. Step 5: Solve for x
    x = 1,962,718,653.24/47,014.70
  6. Step 6: Final answer
    x = 41,746.91

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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.