Home / 36,975.40-51,026.18-20,208.68

Finding the Fourth Proportional to 36,975.40, 51,026.18 and 20,208.68

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Solution

The fourth proportional to 36,975.40, 51,026.18 and 20,208.68 is: 27,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,975.40 : 51,026.18 = 20,208.68 : x
  2. Step 2: Convert to fraction form
    36,975.40/51,026.18 = 20,208.68/x
  3. Step 3: Cross multiply
    36,975.40x = 51,026.18 × 20,208.68
  4. Step 4: Simplify right side
    36,975.40x = 1,031,171,743.24
  5. Step 5: Solve for x
    x = 1,031,171,743.24/36,975.40
  6. Step 6: Final answer
    x = 27,888.05

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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.