Home / 38,797.40-58,191.71-10,721.43

Finding the Fourth Proportional to 38,797.40, 58,191.71 and 10,721.43

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Solution

The fourth proportional to 38,797.40, 58,191.71 and 10,721.43 is: 16,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,797.40 : 58,191.71 = 10,721.43 : x
  2. Step 2: Convert to fraction form
    38,797.40/58,191.71 = 10,721.43/x
  3. Step 3: Cross multiply
    38,797.40x = 58,191.71 × 10,721.43
  4. Step 4: Simplify right side
    38,797.40x = 623,898,291.74
  5. Step 5: Solve for x
    x = 623,898,291.74/38,797.40
  6. Step 6: Final answer
    x = 16,080.93

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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.