Home / 18,005.07-24,848.30-10,455.76

Finding the Fourth Proportional to 18,005.07, 24,848.30 and 10,455.76

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Solution

The fourth proportional to 18,005.07, 24,848.30 and 10,455.76 is: 14,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.07 : 24,848.30 = 10,455.76 : x
  2. Step 2: Convert to fraction form
    18,005.07/24,848.30 = 10,455.76/x
  3. Step 3: Cross multiply
    18,005.07x = 24,848.30 × 10,455.76
  4. Step 4: Simplify right side
    18,005.07x = 259,807,861.21
  5. Step 5: Solve for x
    x = 259,807,861.21/18,005.07
  6. Step 6: Final answer
    x = 14,429.71

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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.