Home / 13,444.77-18,553.68-7,476.38

Finding the Fourth Proportional to 13,444.77, 18,553.68 and 7,476.38

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Solution

The fourth proportional to 13,444.77, 18,553.68 and 7,476.38 is: 10,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.77 : 18,553.68 = 7,476.38 : x
  2. Step 2: Convert to fraction form
    13,444.77/18,553.68 = 7,476.38/x
  3. Step 3: Cross multiply
    13,444.77x = 18,553.68 × 7,476.38
  4. Step 4: Simplify right side
    13,444.77x = 138,714,362.08
  5. Step 5: Solve for x
    x = 138,714,362.08/13,444.77
  6. Step 6: Final answer
    x = 10,317.35

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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.