Home / 38,784.58-58,176.88-11,082.58

Finding the Fourth Proportional to 38,784.58, 58,176.88 and 11,082.58

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Solution

The fourth proportional to 38,784.58, 58,176.88 and 11,082.58 is: 16,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.58 : 58,176.88 = 11,082.58 : x
  2. Step 2: Convert to fraction form
    38,784.58/58,176.88 = 11,082.58/x
  3. Step 3: Cross multiply
    38,784.58x = 58,176.88 × 11,082.58
  4. Step 4: Simplify right side
    38,784.58x = 644,749,926.75
  5. Step 5: Solve for x
    x = 644,749,926.75/38,784.58
  6. Step 6: Final answer
    x = 16,623.87

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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.