Home / 14,555.88-21,840.38-6,238.08

Finding the Fourth Proportional to 14,555.88, 21,840.38 and 6,238.08

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Solution

The fourth proportional to 14,555.88, 21,840.38 and 6,238.08 is: 9,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.88 : 21,840.38 = 6,238.08 : x
  2. Step 2: Convert to fraction form
    14,555.88/21,840.38 = 6,238.08/x
  3. Step 3: Cross multiply
    14,555.88x = 21,840.38 × 6,238.08
  4. Step 4: Simplify right side
    14,555.88x = 136,242,037.67
  5. Step 5: Solve for x
    x = 136,242,037.67/14,555.88
  6. Step 6: Final answer
    x = 9,359.93

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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.