Home / 14,420.26-19,901.13-8,133.94

Finding the Fourth Proportional to 14,420.26, 19,901.13 and 8,133.94

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Solution

The fourth proportional to 14,420.26, 19,901.13 and 8,133.94 is: 11,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.26 : 19,901.13 = 8,133.94 : x
  2. Step 2: Convert to fraction form
    14,420.26/19,901.13 = 8,133.94/x
  3. Step 3: Cross multiply
    14,420.26x = 19,901.13 × 8,133.94
  4. Step 4: Simplify right side
    14,420.26x = 161,874,597.35
  5. Step 5: Solve for x
    x = 161,874,597.35/14,420.26
  6. Step 6: Final answer
    x = 11,225.50

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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.