Home / 33,011-45,555.18-18,106.68

Finding the Fourth Proportional to 33,011, 45,555.18 and 18,106.68

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Solution

The fourth proportional to 33,011, 45,555.18 and 18,106.68 is: 24,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011 : 45,555.18 = 18,106.68 : x
  2. Step 2: Convert to fraction form
    33,011/45,555.18 = 18,106.68/x
  3. Step 3: Cross multiply
    33,011x = 45,555.18 × 18,106.68
  4. Step 4: Simplify right side
    33,011x = 824,853,066.60
  5. Step 5: Solve for x
    x = 824,853,066.60/33,011
  6. Step 6: Final answer
    x = 24,987.22

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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.