Home / 13,909.48-19,195.16-7,536.17

Finding the Fourth Proportional to 13,909.48, 19,195.16 and 7,536.17

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Solution

The fourth proportional to 13,909.48, 19,195.16 and 7,536.17 is: 10,399.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909.48 : 19,195.16 = 7,536.17 : x
  2. Step 2: Convert to fraction form
    13,909.48/19,195.16 = 7,536.17/x
  3. Step 3: Cross multiply
    13,909.48x = 19,195.16 × 7,536.17
  4. Step 4: Simplify right side
    13,909.48x = 144,657,999.24
  5. Step 5: Solve for x
    x = 144,657,999.24/13,909.48
  6. Step 6: Final answer
    x = 10,399.96

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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.