Home / 18,305.16-25,260.06-10,349.04

Finding the Fourth Proportional to 18,305.16, 25,260.06 and 10,349.04

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Solution

The fourth proportional to 18,305.16, 25,260.06 and 10,349.04 is: 14,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305.16 : 25,260.06 = 10,349.04 : x
  2. Step 2: Convert to fraction form
    18,305.16/25,260.06 = 10,349.04/x
  3. Step 3: Cross multiply
    18,305.16x = 25,260.06 × 10,349.04
  4. Step 4: Simplify right side
    18,305.16x = 261,417,371.34
  5. Step 5: Solve for x
    x = 261,417,371.34/18,305.16
  6. Step 6: Final answer
    x = 14,281.08

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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.