Home / 18,303.30-25,260.12-10,346.94

Finding the Fourth Proportional to 18,303.30, 25,260.12 and 10,346.94

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Solution

The fourth proportional to 18,303.30, 25,260.12 and 10,346.94 is: 14,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303.30 : 25,260.12 = 10,346.94 : x
  2. Step 2: Convert to fraction form
    18,303.30/25,260.12 = 10,346.94/x
  3. Step 3: Cross multiply
    18,303.30x = 25,260.12 × 10,346.94
  4. Step 4: Simplify right side
    18,303.30x = 261,364,946.03
  5. Step 5: Solve for x
    x = 261,364,946.03/18,303.30
  6. Step 6: Final answer
    x = 14,279.66

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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.