Home / 16,783.48-23,149.49-14,248.11

Finding the Fourth Proportional to 16,783.48, 23,149.49 and 14,248.11

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Solution

The fourth proportional to 16,783.48, 23,149.49 and 14,248.11 is: 19,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.48 : 23,149.49 = 14,248.11 : x
  2. Step 2: Convert to fraction form
    16,783.48/23,149.49 = 14,248.11/x
  3. Step 3: Cross multiply
    16,783.48x = 23,149.49 × 14,248.11
  4. Step 4: Simplify right side
    16,783.48x = 329,836,479.96
  5. Step 5: Solve for x
    x = 329,836,479.96/16,783.48
  6. Step 6: Final answer
    x = 19,652.45

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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.