Home / 19,011.53-26,236.77-10,628.03

Finding the Fourth Proportional to 19,011.53, 26,236.77 and 10,628.03

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Solution

The fourth proportional to 19,011.53, 26,236.77 and 10,628.03 is: 14,667.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.53 : 26,236.77 = 10,628.03 : x
  2. Step 2: Convert to fraction form
    19,011.53/26,236.77 = 10,628.03/x
  3. Step 3: Cross multiply
    19,011.53x = 26,236.77 × 10,628.03
  4. Step 4: Simplify right side
    19,011.53x = 278,845,178.66
  5. Step 5: Solve for x
    x = 278,845,178.66/19,011.53
  6. Step 6: Final answer
    x = 14,667.16

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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.