Home / 19,763.93-27,285.51-13,068.98

Finding the Fourth Proportional to 19,763.93, 27,285.51 and 13,068.98

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Solution

The fourth proportional to 19,763.93, 27,285.51 and 13,068.98 is: 18,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.93 : 27,285.51 = 13,068.98 : x
  2. Step 2: Convert to fraction form
    19,763.93/27,285.51 = 13,068.98/x
  3. Step 3: Cross multiply
    19,763.93x = 27,285.51 × 13,068.98
  4. Step 4: Simplify right side
    19,763.93x = 356,593,799.38
  5. Step 5: Solve for x
    x = 356,593,799.38/19,763.93
  6. Step 6: Final answer
    x = 18,042.65

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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.