Home / 19,459.12-29,203.08-14,472.88

Finding the Fourth Proportional to 19,459.12, 29,203.08 and 14,472.88

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Solution

The fourth proportional to 19,459.12, 29,203.08 and 14,472.88 is: 21,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.12 : 29,203.08 = 14,472.88 : x
  2. Step 2: Convert to fraction form
    19,459.12/29,203.08 = 14,472.88/x
  3. Step 3: Cross multiply
    19,459.12x = 29,203.08 × 14,472.88
  4. Step 4: Simplify right side
    19,459.12x = 422,652,672.47
  5. Step 5: Solve for x
    x = 422,652,672.47/19,459.12
  6. Step 6: Final answer
    x = 21,720.03

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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.