Home / 18,068.20-24,931.94-10,109.80

Finding the Fourth Proportional to 18,068.20, 24,931.94 and 10,109.80

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Solution

The fourth proportional to 18,068.20, 24,931.94 and 10,109.80 is: 13,950.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,068.20 : 24,931.94 = 10,109.80 : x
  2. Step 2: Convert to fraction form
    18,068.20/24,931.94 = 10,109.80/x
  3. Step 3: Cross multiply
    18,068.20x = 24,931.94 × 10,109.80
  4. Step 4: Simplify right side
    18,068.20x = 252,056,927.01
  5. Step 5: Solve for x
    x = 252,056,927.01/18,068.20
  6. Step 6: Final answer
    x = 13,950.31

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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.