Home / 18,663.17-25,758.96-10,710.86

Finding the Fourth Proportional to 18,663.17, 25,758.96 and 10,710.86

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Solution

The fourth proportional to 18,663.17, 25,758.96 and 10,710.86 is: 14,783.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663.17 : 25,758.96 = 10,710.86 : x
  2. Step 2: Convert to fraction form
    18,663.17/25,758.96 = 10,710.86/x
  3. Step 3: Cross multiply
    18,663.17x = 25,758.96 × 10,710.86
  4. Step 4: Simplify right side
    18,663.17x = 275,900,614.31
  5. Step 5: Solve for x
    x = 275,900,614.31/18,663.17
  6. Step 6: Final answer
    x = 14,783.16

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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.