Home / 14,008.84-19,332.20-7,635.43

Finding the Fourth Proportional to 14,008.84, 19,332.20 and 7,635.43

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Solution

The fourth proportional to 14,008.84, 19,332.20 and 7,635.43 is: 10,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.84 : 19,332.20 = 7,635.43 : x
  2. Step 2: Convert to fraction form
    14,008.84/19,332.20 = 7,635.43/x
  3. Step 3: Cross multiply
    14,008.84x = 19,332.20 × 7,635.43
  4. Step 4: Simplify right side
    14,008.84x = 147,609,659.85
  5. Step 5: Solve for x
    x = 147,609,659.85/14,008.84
  6. Step 6: Final answer
    x = 10,536.90

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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.