Home / 18,903.56-26,088.89-14,179.64

Finding the Fourth Proportional to 18,903.56, 26,088.89 and 14,179.64

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Solution

The fourth proportional to 18,903.56, 26,088.89 and 14,179.64 is: 19,569.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,903.56 : 26,088.89 = 14,179.64 : x
  2. Step 2: Convert to fraction form
    18,903.56/26,088.89 = 14,179.64/x
  3. Step 3: Cross multiply
    18,903.56x = 26,088.89 × 14,179.64
  4. Step 4: Simplify right side
    18,903.56x = 369,930,866.86
  5. Step 5: Solve for x
    x = 369,930,866.86/18,903.56
  6. Step 6: Final answer
    x = 19,569.38

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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.