Home / 14,883.10-22,329.88-9,905.45

Finding the Fourth Proportional to 14,883.10, 22,329.88 and 9,905.45

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Solution

The fourth proportional to 14,883.10, 22,329.88 and 9,905.45 is: 14,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,883.10 : 22,329.88 = 9,905.45 : x
  2. Step 2: Convert to fraction form
    14,883.10/22,329.88 = 9,905.45/x
  3. Step 3: Cross multiply
    14,883.10x = 22,329.88 × 9,905.45
  4. Step 4: Simplify right side
    14,883.10x = 221,187,373.43
  5. Step 5: Solve for x
    x = 221,187,373.43/14,883.10
  6. Step 6: Final answer
    x = 14,861.65

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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.