Home / 13,444.44-18,553.24-7,475.76

Finding the Fourth Proportional to 13,444.44, 18,553.24 and 7,475.76

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Solution

The fourth proportional to 13,444.44, 18,553.24 and 7,475.76 is: 10,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.44 : 18,553.24 = 7,475.76 : x
  2. Step 2: Convert to fraction form
    13,444.44/18,553.24 = 7,475.76/x
  3. Step 3: Cross multiply
    13,444.44x = 18,553.24 × 7,475.76
  4. Step 4: Simplify right side
    13,444.44x = 138,699,569.46
  5. Step 5: Solve for x
    x = 138,699,569.46/13,444.44
  6. Step 6: Final answer
    x = 10,316.50

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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.