Home / 20,302.88-30,443.17-6,259.01

Finding the Fourth Proportional to 20,302.88, 30,443.17 and 6,259.01

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Solution

The fourth proportional to 20,302.88, 30,443.17 and 6,259.01 is: 9,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.88 : 30,443.17 = 6,259.01 : x
  2. Step 2: Convert to fraction form
    20,302.88/30,443.17 = 6,259.01/x
  3. Step 3: Cross multiply
    20,302.88x = 30,443.17 × 6,259.01
  4. Step 4: Simplify right side
    20,302.88x = 190,543,973.74
  5. Step 5: Solve for x
    x = 190,543,973.74/20,302.88
  6. Step 6: Final answer
    x = 9,385.07

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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.