Home / 14,332.97-19,781.73-8,368.13

Finding the Fourth Proportional to 14,332.97, 19,781.73 and 8,368.13

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Solution

The fourth proportional to 14,332.97, 19,781.73 and 8,368.13 is: 11,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.97 : 19,781.73 = 8,368.13 : x
  2. Step 2: Convert to fraction form
    14,332.97/19,781.73 = 8,368.13/x
  3. Step 3: Cross multiply
    14,332.97x = 19,781.73 × 8,368.13
  4. Step 4: Simplify right side
    14,332.97x = 165,535,989.36
  5. Step 5: Solve for x
    x = 165,535,989.36/14,332.97
  6. Step 6: Final answer
    x = 11,549.32

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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.