Home / 41,206.24-61,802.82-13,122.64

Finding the Fourth Proportional to 41,206.24, 61,802.82 and 13,122.64

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Solution

The fourth proportional to 41,206.24, 61,802.82 and 13,122.64 is: 19,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,206.24 : 61,802.82 = 13,122.64 : x
  2. Step 2: Convert to fraction form
    41,206.24/61,802.82 = 13,122.64/x
  3. Step 3: Cross multiply
    41,206.24x = 61,802.82 × 13,122.64
  4. Step 4: Simplify right side
    41,206.24x = 811,016,157.84
  5. Step 5: Solve for x
    x = 811,016,157.84/41,206.24
  6. Step 6: Final answer
    x = 19,681.88

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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.