Home / 30,502.26-45,757.08-10,776.78

Finding the Fourth Proportional to 30,502.26, 45,757.08 and 10,776.78

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Solution

The fourth proportional to 30,502.26, 45,757.08 and 10,776.78 is: 16,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502.26 : 45,757.08 = 10,776.78 : x
  2. Step 2: Convert to fraction form
    30,502.26/45,757.08 = 10,776.78/x
  3. Step 3: Cross multiply
    30,502.26x = 45,757.08 × 10,776.78
  4. Step 4: Simplify right side
    30,502.26x = 493,113,984.60
  5. Step 5: Solve for x
    x = 493,113,984.60/30,502.26
  6. Step 6: Final answer
    x = 16,166.47

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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.