Home / 38,820.71-58,232.20-10,740.99

Finding the Fourth Proportional to 38,820.71, 58,232.20 and 10,740.99

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Solution

The fourth proportional to 38,820.71, 58,232.20 and 10,740.99 is: 16,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820.71 : 58,232.20 = 10,740.99 : x
  2. Step 2: Convert to fraction form
    38,820.71/58,232.20 = 10,740.99/x
  3. Step 3: Cross multiply
    38,820.71x = 58,232.20 × 10,740.99
  4. Step 4: Simplify right side
    38,820.71x = 625,471,477.88
  5. Step 5: Solve for x
    x = 625,471,477.88/38,820.71
  6. Step 6: Final answer
    x = 16,111.80

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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.