Home / 33,820.40-50,730.60-14,113.10

Finding the Fourth Proportional to 33,820.40, 50,730.60 and 14,113.10

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Solution

The fourth proportional to 33,820.40, 50,730.60 and 14,113.10 is: 21,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.40 : 50,730.60 = 14,113.10 : x
  2. Step 2: Convert to fraction form
    33,820.40/50,730.60 = 14,113.10/x
  3. Step 3: Cross multiply
    33,820.40x = 50,730.60 × 14,113.10
  4. Step 4: Simplify right side
    33,820.40x = 715,966,030.86
  5. Step 5: Solve for x
    x = 715,966,030.86/33,820.40
  6. Step 6: Final answer
    x = 21,169.65

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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.