Home / 30,327.71-41,851.96-16,898.72

Finding the Fourth Proportional to 30,327.71, 41,851.96 and 16,898.72

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Solution

The fourth proportional to 30,327.71, 41,851.96 and 16,898.72 is: 23,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.71 : 41,851.96 = 16,898.72 : x
  2. Step 2: Convert to fraction form
    30,327.71/41,851.96 = 16,898.72/x
  3. Step 3: Cross multiply
    30,327.71x = 41,851.96 × 16,898.72
  4. Step 4: Simplify right side
    30,327.71x = 707,244,301.98
  5. Step 5: Solve for x
    x = 707,244,301.98/30,327.71
  6. Step 6: Final answer
    x = 23,320.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.