Home / 14,178.60-19,562.07-8,045.30

Finding the Fourth Proportional to 14,178.60, 19,562.07 and 8,045.30

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Solution

The fourth proportional to 14,178.60, 19,562.07 and 8,045.30 is: 11,100.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.60 : 19,562.07 = 8,045.30 : x
  2. Step 2: Convert to fraction form
    14,178.60/19,562.07 = 8,045.30/x
  3. Step 3: Cross multiply
    14,178.60x = 19,562.07 × 8,045.30
  4. Step 4: Simplify right side
    14,178.60x = 157,382,632.64
  5. Step 5: Solve for x
    x = 157,382,632.64/14,178.60
  6. Step 6: Final answer
    x = 11,100.01

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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.