Home / 18,303.40-27,426.30-9,525.16

Finding the Fourth Proportional to 18,303.40, 27,426.30 and 9,525.16

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Solution

The fourth proportional to 18,303.40, 27,426.30 and 9,525.16 is: 14,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303.40 : 27,426.30 = 9,525.16 : x
  2. Step 2: Convert to fraction form
    18,303.40/27,426.30 = 9,525.16/x
  3. Step 3: Cross multiply
    18,303.40x = 27,426.30 × 9,525.16
  4. Step 4: Simplify right side
    18,303.40x = 261,239,895.71
  5. Step 5: Solve for x
    x = 261,239,895.71/18,303.40
  6. Step 6: Final answer
    x = 14,272.75

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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.