Home / 15,557.24-21,469.38-9,592.81

Finding the Fourth Proportional to 15,557.24, 21,469.38 and 9,592.81

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Solution

The fourth proportional to 15,557.24, 21,469.38 and 9,592.81 is: 13,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557.24 : 21,469.38 = 9,592.81 : x
  2. Step 2: Convert to fraction form
    15,557.24/21,469.38 = 9,592.81/x
  3. Step 3: Cross multiply
    15,557.24x = 21,469.38 × 9,592.81
  4. Step 4: Simplify right side
    15,557.24x = 205,951,683.16
  5. Step 5: Solve for x
    x = 205,951,683.16/15,557.24
  6. Step 6: Final answer
    x = 13,238.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.