Home / 15,948.72-24,015.72-11,817.99

Finding the Fourth Proportional to 15,948.72, 24,015.72 and 11,817.99

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Solution

The fourth proportional to 15,948.72, 24,015.72 and 11,817.99 is: 17,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.72 : 24,015.72 = 11,817.99 : x
  2. Step 2: Convert to fraction form
    15,948.72/24,015.72 = 11,817.99/x
  3. Step 3: Cross multiply
    15,948.72x = 24,015.72 × 11,817.99
  4. Step 4: Simplify right side
    15,948.72x = 283,817,538.80
  5. Step 5: Solve for x
    x = 283,817,538.80/15,948.72
  6. Step 6: Final answer
    x = 17,795.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.