Home / 14,057.08-19,395.57-8,393.66

Finding the Fourth Proportional to 14,057.08, 19,395.57 and 8,393.66

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Solution

The fourth proportional to 14,057.08, 19,395.57 and 8,393.66 is: 11,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.08 : 19,395.57 = 8,393.66 : x
  2. Step 2: Convert to fraction form
    14,057.08/19,395.57 = 8,393.66/x
  3. Step 3: Cross multiply
    14,057.08x = 19,395.57 × 8,393.66
  4. Step 4: Simplify right side
    14,057.08x = 162,799,681.14
  5. Step 5: Solve for x
    x = 162,799,681.14/14,057.08
  6. Step 6: Final answer
    x = 11,581.33

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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.