Home / 38,784.43-58,173.40-15,404.59

Finding the Fourth Proportional to 38,784.43, 58,173.40 and 15,404.59

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Solution

The fourth proportional to 38,784.43, 58,173.40 and 15,404.59 is: 23,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.43 : 58,173.40 = 15,404.59 : x
  2. Step 2: Convert to fraction form
    38,784.43/58,173.40 = 15,404.59/x
  3. Step 3: Cross multiply
    38,784.43x = 58,173.40 × 15,404.59
  4. Step 4: Simplify right side
    38,784.43x = 896,137,298.88
  5. Step 5: Solve for x
    x = 896,137,298.88/38,784.43
  6. Step 6: Final answer
    x = 23,105.59

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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.