Home / 18,291.90-27,437.82-6,602.37

Finding the Fourth Proportional to 18,291.90, 27,437.82 and 6,602.37

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Solution

The fourth proportional to 18,291.90, 27,437.82 and 6,602.37 is: 9,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.90 : 27,437.82 = 6,602.37 : x
  2. Step 2: Convert to fraction form
    18,291.90/27,437.82 = 6,602.37/x
  3. Step 3: Cross multiply
    18,291.90x = 27,437.82 × 6,602.37
  4. Step 4: Simplify right side
    18,291.90x = 181,154,639.63
  5. Step 5: Solve for x
    x = 181,154,639.63/18,291.90
  6. Step 6: Final answer
    x = 9,903.54

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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.