Home / 13,983.14-19,296.72-7,695.92

Finding the Fourth Proportional to 13,983.14, 19,296.72 and 7,695.92

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Solution

The fourth proportional to 13,983.14, 19,296.72 and 7,695.92 is: 10,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.14 : 19,296.72 = 7,695.92 : x
  2. Step 2: Convert to fraction form
    13,983.14/19,296.72 = 7,695.92/x
  3. Step 3: Cross multiply
    13,983.14x = 19,296.72 × 7,695.92
  4. Step 4: Simplify right side
    13,983.14x = 148,506,013.38
  5. Step 5: Solve for x
    x = 148,506,013.38/13,983.14
  6. Step 6: Final answer
    x = 10,620.36

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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.