Home / 19,256.56-28,837.67-15,904.30

Finding the Fourth Proportional to 19,256.56, 28,837.67 and 15,904.30

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Solution

The fourth proportional to 19,256.56, 28,837.67 and 15,904.30 is: 23,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.56 : 28,837.67 = 15,904.30 : x
  2. Step 2: Convert to fraction form
    19,256.56/28,837.67 = 15,904.30/x
  3. Step 3: Cross multiply
    19,256.56x = 28,837.67 × 15,904.30
  4. Step 4: Simplify right side
    19,256.56x = 458,642,954.98
  5. Step 5: Solve for x
    x = 458,642,954.98/19,256.56
  6. Step 6: Final answer
    x = 23,817.49

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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.