Home / 13,488.12-20,232.03-6,090.59

Finding the Fourth Proportional to 13,488.12, 20,232.03 and 6,090.59

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Solution

The fourth proportional to 13,488.12, 20,232.03 and 6,090.59 is: 9,135.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488.12 : 20,232.03 = 6,090.59 : x
  2. Step 2: Convert to fraction form
    13,488.12/20,232.03 = 6,090.59/x
  3. Step 3: Cross multiply
    13,488.12x = 20,232.03 × 6,090.59
  4. Step 4: Simplify right side
    13,488.12x = 123,225,038.76
  5. Step 5: Solve for x
    x = 123,225,038.76/13,488.12
  6. Step 6: Final answer
    x = 9,135.82

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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.