Home / 14,302.12-21,459.30-5,984.08

Finding the Fourth Proportional to 14,302.12, 21,459.30 and 5,984.08

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Solution

The fourth proportional to 14,302.12, 21,459.30 and 5,984.08 is: 8,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.12 : 21,459.30 = 5,984.08 : x
  2. Step 2: Convert to fraction form
    14,302.12/21,459.30 = 5,984.08/x
  3. Step 3: Cross multiply
    14,302.12x = 21,459.30 × 5,984.08
  4. Step 4: Simplify right side
    14,302.12x = 128,414,167.94
  5. Step 5: Solve for x
    x = 128,414,167.94/14,302.12
  6. Step 6: Final answer
    x = 8,978.68

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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.