Home / 33,210.16-45,829.10-18,103.11

Finding the Fourth Proportional to 33,210.16, 45,829.10 and 18,103.11

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Solution

The fourth proportional to 33,210.16, 45,829.10 and 18,103.11 is: 24,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.16 : 45,829.10 = 18,103.11 : x
  2. Step 2: Convert to fraction form
    33,210.16/45,829.10 = 18,103.11/x
  3. Step 3: Cross multiply
    33,210.16x = 45,829.10 × 18,103.11
  4. Step 4: Simplify right side
    33,210.16x = 829,649,369.69
  5. Step 5: Solve for x
    x = 829,649,369.69/33,210.16
  6. Step 6: Final answer
    x = 24,981.80

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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.