Home / 19,267.60-26,589.13-13,533.11

Finding the Fourth Proportional to 19,267.60, 26,589.13 and 13,533.11

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Solution

The fourth proportional to 19,267.60, 26,589.13 and 13,533.11 is: 18,675.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.60 : 26,589.13 = 13,533.11 : x
  2. Step 2: Convert to fraction form
    19,267.60/26,589.13 = 13,533.11/x
  3. Step 3: Cross multiply
    19,267.60x = 26,589.13 × 13,533.11
  4. Step 4: Simplify right side
    19,267.60x = 359,833,621.09
  5. Step 5: Solve for x
    x = 359,833,621.09/19,267.60
  6. Step 6: Final answer
    x = 18,675.58

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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.