Home / 16,618.44-22,931.64-10,243.92

Finding the Fourth Proportional to 16,618.44, 22,931.64 and 10,243.92

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Solution

The fourth proportional to 16,618.44, 22,931.64 and 10,243.92 is: 14,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.44 : 22,931.64 = 10,243.92 : x
  2. Step 2: Convert to fraction form
    16,618.44/22,931.64 = 10,243.92/x
  3. Step 3: Cross multiply
    16,618.44x = 22,931.64 × 10,243.92
  4. Step 4: Simplify right side
    16,618.44x = 234,909,885.63
  5. Step 5: Solve for x
    x = 234,909,885.63/16,618.44
  6. Step 6: Final answer
    x = 14,135.50

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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.