Home / 13,836.67-20,754.93-6,437.05

Finding the Fourth Proportional to 13,836.67, 20,754.93 and 6,437.05

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Solution

The fourth proportional to 13,836.67, 20,754.93 and 6,437.05 is: 9,655.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.67 : 20,754.93 = 6,437.05 : x
  2. Step 2: Convert to fraction form
    13,836.67/20,754.93 = 6,437.05/x
  3. Step 3: Cross multiply
    13,836.67x = 20,754.93 × 6,437.05
  4. Step 4: Simplify right side
    13,836.67x = 133,600,522.16
  5. Step 5: Solve for x
    x = 133,600,522.16/13,836.67
  6. Step 6: Final answer
    x = 9,655.54

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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.