Home / 19,264.60-26,584.99-13,530.11

Finding the Fourth Proportional to 19,264.60, 26,584.99 and 13,530.11

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Solution

The fourth proportional to 19,264.60, 26,584.99 and 13,530.11 is: 18,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.60 : 26,584.99 = 13,530.11 : x
  2. Step 2: Convert to fraction form
    19,264.60/26,584.99 = 13,530.11/x
  3. Step 3: Cross multiply
    19,264.60x = 26,584.99 × 13,530.11
  4. Step 4: Simplify right side
    19,264.60x = 359,697,871.69
  5. Step 5: Solve for x
    x = 359,697,871.69/19,264.60
  6. Step 6: Final answer
    x = 18,671.44

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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.