Home / 10,423.36-15,637.47-3,027.96

Finding the Fourth Proportional to 10,423.36, 15,637.47 and 3,027.96

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Solution

The fourth proportional to 10,423.36, 15,637.47 and 3,027.96 is: 4,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.36 : 15,637.47 = 3,027.96 : x
  2. Step 2: Convert to fraction form
    10,423.36/15,637.47 = 3,027.96/x
  3. Step 3: Cross multiply
    10,423.36x = 15,637.47 × 3,027.96
  4. Step 4: Simplify right side
    10,423.36x = 47,349,633.66
  5. Step 5: Solve for x
    x = 47,349,633.66/10,423.36
  6. Step 6: Final answer
    x = 4,542.65

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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.