Home / 10,335.56-14,256.63-8,606.43

Finding the Fourth Proportional to 10,335.56, 14,256.63 and 8,606.43

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Solution

The fourth proportional to 10,335.56, 14,256.63 and 8,606.43 is: 11,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.56 : 14,256.63 = 8,606.43 : x
  2. Step 2: Convert to fraction form
    10,335.56/14,256.63 = 8,606.43/x
  3. Step 3: Cross multiply
    10,335.56x = 14,256.63 × 8,606.43
  4. Step 4: Simplify right side
    10,335.56x = 122,698,688.13
  5. Step 5: Solve for x
    x = 122,698,688.13/10,335.56
  6. Step 6: Final answer
    x = 11,871.51

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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.