Home / 14,000.14-21,000.15-11,529.74

Finding the Fourth Proportional to 14,000.14, 21,000.15 and 11,529.74

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Solution

The fourth proportional to 14,000.14, 21,000.15 and 11,529.74 is: 17,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.14 : 21,000.15 = 11,529.74 : x
  2. Step 2: Convert to fraction form
    14,000.14/21,000.15 = 11,529.74/x
  3. Step 3: Cross multiply
    14,000.14x = 21,000.15 × 11,529.74
  4. Step 4: Simplify right side
    14,000.14x = 242,126,164.46
  5. Step 5: Solve for x
    x = 242,126,164.46/14,000.14
  6. Step 6: Final answer
    x = 17,294.56

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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.