Home / 30,256.20-41,753.55-17,008.20

Finding the Fourth Proportional to 30,256.20, 41,753.55 and 17,008.20

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Solution

The fourth proportional to 30,256.20, 41,753.55 and 17,008.20 is: 23,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.20 : 41,753.55 = 17,008.20 : x
  2. Step 2: Convert to fraction form
    30,256.20/41,753.55 = 17,008.20/x
  3. Step 3: Cross multiply
    30,256.20x = 41,753.55 × 17,008.20
  4. Step 4: Simplify right side
    30,256.20x = 710,152,729.11
  5. Step 5: Solve for x
    x = 710,152,729.11/30,256.20
  6. Step 6: Final answer
    x = 23,471.31

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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.