Home / 18,966.17-26,185.65-16,973.30

Finding the Fourth Proportional to 18,966.17, 26,185.65 and 16,973.30

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Solution

The fourth proportional to 18,966.17, 26,185.65 and 16,973.30 is: 23,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.17 : 26,185.65 = 16,973.30 : x
  2. Step 2: Convert to fraction form
    18,966.17/26,185.65 = 16,973.30/x
  3. Step 3: Cross multiply
    18,966.17x = 26,185.65 × 16,973.30
  4. Step 4: Simplify right side
    18,966.17x = 444,456,894.96
  5. Step 5: Solve for x
    x = 444,456,894.96/18,966.17
  6. Step 6: Final answer
    x = 23,434.19

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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.