Home / 19,459.12-29,135.54-14,701.32

Finding the Fourth Proportional to 19,459.12, 29,135.54 and 14,701.32

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Solution

The fourth proportional to 19,459.12, 29,135.54 and 14,701.32 is: 22,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.12 : 29,135.54 = 14,701.32 : x
  2. Step 2: Convert to fraction form
    19,459.12/29,135.54 = 14,701.32/x
  3. Step 3: Cross multiply
    19,459.12x = 29,135.54 × 14,701.32
  4. Step 4: Simplify right side
    19,459.12x = 428,330,896.91
  5. Step 5: Solve for x
    x = 428,330,896.91/19,459.12
  6. Step 6: Final answer
    x = 22,011.83

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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.