Home / 14,822.52-20,420.45-10,338.27

Finding the Fourth Proportional to 14,822.52, 20,420.45 and 10,338.27

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Solution

The fourth proportional to 14,822.52, 20,420.45 and 10,338.27 is: 14,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822.52 : 20,420.45 = 10,338.27 : x
  2. Step 2: Convert to fraction form
    14,822.52/20,420.45 = 10,338.27/x
  3. Step 3: Cross multiply
    14,822.52x = 20,420.45 × 10,338.27
  4. Step 4: Simplify right side
    14,822.52x = 211,112,073.93
  5. Step 5: Solve for x
    x = 211,112,073.93/14,822.52
  6. Step 6: Final answer
    x = 14,242.66

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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.