Home / 30,575.71-45,951.05-15,004.27

Finding the Fourth Proportional to 30,575.71, 45,951.05 and 15,004.27

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Solution

The fourth proportional to 30,575.71, 45,951.05 and 15,004.27 is: 22,549.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575.71 : 45,951.05 = 15,004.27 : x
  2. Step 2: Convert to fraction form
    30,575.71/45,951.05 = 15,004.27/x
  3. Step 3: Cross multiply
    30,575.71x = 45,951.05 × 15,004.27
  4. Step 4: Simplify right side
    30,575.71x = 689,461,885.96
  5. Step 5: Solve for x
    x = 689,461,885.96/30,575.71
  6. Step 6: Final answer
    x = 22,549.33

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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.