Home / 30,872.39-46,308.60-7,498.67

Finding the Fourth Proportional to 30,872.39, 46,308.60 and 7,498.67

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Solution

The fourth proportional to 30,872.39, 46,308.60 and 7,498.67 is: 11,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,872.39 : 46,308.60 = 7,498.67 : x
  2. Step 2: Convert to fraction form
    30,872.39/46,308.60 = 7,498.67/x
  3. Step 3: Cross multiply
    30,872.39x = 46,308.60 × 7,498.67
  4. Step 4: Simplify right side
    30,872.39x = 347,252,909.56
  5. Step 5: Solve for x
    x = 347,252,909.56/30,872.39
  6. Step 6: Final answer
    x = 11,248.01

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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.