Home / 16,904.61-23,328.12-9,350.76

Finding the Fourth Proportional to 16,904.61, 23,328.12 and 9,350.76

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Solution

The fourth proportional to 16,904.61, 23,328.12 and 9,350.76 is: 12,903.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.61 : 23,328.12 = 9,350.76 : x
  2. Step 2: Convert to fraction form
    16,904.61/23,328.12 = 9,350.76/x
  3. Step 3: Cross multiply
    16,904.61x = 23,328.12 × 9,350.76
  4. Step 4: Simplify right side
    16,904.61x = 218,135,651.37
  5. Step 5: Solve for x
    x = 218,135,651.37/16,904.61
  6. Step 6: Final answer
    x = 12,903.92

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Half scale
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Double scale
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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.