Home / 14,586.36-20,135.68-11,348.84

Finding the Fourth Proportional to 14,586.36, 20,135.68 and 11,348.84

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Solution

The fourth proportional to 14,586.36, 20,135.68 and 11,348.84 is: 15,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.36 : 20,135.68 = 11,348.84 : x
  2. Step 2: Convert to fraction form
    14,586.36/20,135.68 = 11,348.84/x
  3. Step 3: Cross multiply
    14,586.36x = 20,135.68 × 11,348.84
  4. Step 4: Simplify right side
    14,586.36x = 228,516,610.61
  5. Step 5: Solve for x
    x = 228,516,610.61/14,586.36
  6. Step 6: Final answer
    x = 15,666.46

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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.