Home / 13,141.23-19,701.45-6,564.03

Finding the Fourth Proportional to 13,141.23, 19,701.45 and 6,564.03

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Solution

The fourth proportional to 13,141.23, 19,701.45 and 6,564.03 is: 9,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141.23 : 19,701.45 = 6,564.03 : x
  2. Step 2: Convert to fraction form
    13,141.23/19,701.45 = 6,564.03/x
  3. Step 3: Cross multiply
    13,141.23x = 19,701.45 × 6,564.03
  4. Step 4: Simplify right side
    13,141.23x = 129,320,908.84
  5. Step 5: Solve for x
    x = 129,320,908.84/13,141.23
  6. Step 6: Final answer
    x = 9,840.85

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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.