Home / 17,216.98-23,750.40-14,215.30

Finding the Fourth Proportional to 17,216.98, 23,750.40 and 14,215.30

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Solution

The fourth proportional to 17,216.98, 23,750.40 and 14,215.30 is: 19,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.98 : 23,750.40 = 14,215.30 : x
  2. Step 2: Convert to fraction form
    17,216.98/23,750.40 = 14,215.30/x
  3. Step 3: Cross multiply
    17,216.98x = 23,750.40 × 14,215.30
  4. Step 4: Simplify right side
    17,216.98x = 337,619,061.12
  5. Step 5: Solve for x
    x = 337,619,061.12/17,216.98
  6. Step 6: Final answer
    x = 19,609.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.