Home / 18,332.06-27,515.10-7,246.40

Finding the Fourth Proportional to 18,332.06, 27,515.10 and 7,246.40

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Solution

The fourth proportional to 18,332.06, 27,515.10 and 7,246.40 is: 10,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.06 : 27,515.10 = 7,246.40 : x
  2. Step 2: Convert to fraction form
    18,332.06/27,515.10 = 7,246.40/x
  3. Step 3: Cross multiply
    18,332.06x = 27,515.10 × 7,246.40
  4. Step 4: Simplify right side
    18,332.06x = 199,385,420.64
  5. Step 5: Solve for x
    x = 199,385,420.64/18,332.06
  6. Step 6: Final answer
    x = 10,876.32

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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.