Home / 19,155.34-26,437.60-11,087.82

Finding the Fourth Proportional to 19,155.34, 26,437.60 and 11,087.82

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Solution

The fourth proportional to 19,155.34, 26,437.60 and 11,087.82 is: 15,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155.34 : 26,437.60 = 11,087.82 : x
  2. Step 2: Convert to fraction form
    19,155.34/26,437.60 = 11,087.82/x
  3. Step 3: Cross multiply
    19,155.34x = 26,437.60 × 11,087.82
  4. Step 4: Simplify right side
    19,155.34x = 293,135,350.03
  5. Step 5: Solve for x
    x = 293,135,350.03/19,155.34
  6. Step 6: Final answer
    x = 15,303.06

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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.