Home / 20,606.74-30,884.77-9,498.01

Finding the Fourth Proportional to 20,606.74, 30,884.77 and 9,498.01

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Solution

The fourth proportional to 20,606.74, 30,884.77 and 9,498.01 is: 14,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,606.74 : 30,884.77 = 9,498.01 : x
  2. Step 2: Convert to fraction form
    20,606.74/30,884.77 = 9,498.01/x
  3. Step 3: Cross multiply
    20,606.74x = 30,884.77 × 9,498.01
  4. Step 4: Simplify right side
    20,606.74x = 293,343,854.31
  5. Step 5: Solve for x
    x = 293,343,854.31/20,606.74
  6. Step 6: Final answer
    x = 14,235.34

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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.