Home / 19,261.59-28,901.54-13,347.57

Finding the Fourth Proportional to 19,261.59, 28,901.54 and 13,347.57

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Solution

The fourth proportional to 19,261.59, 28,901.54 and 13,347.57 is: 20,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.59 : 28,901.54 = 13,347.57 : x
  2. Step 2: Convert to fraction form
    19,261.59/28,901.54 = 13,347.57/x
  3. Step 3: Cross multiply
    19,261.59x = 28,901.54 × 13,347.57
  4. Step 4: Simplify right side
    19,261.59x = 385,765,470.01
  5. Step 5: Solve for x
    x = 385,765,470.01/19,261.59
  6. Step 6: Final answer
    x = 20,027.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.