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Finding the Fourth Proportional to 14,655.68, 20,234.00 and 11,292.11

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Solution

The fourth proportional to 14,655.68, 20,234.00 and 11,292.11 is: 15,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.68 : 20,234.00 = 11,292.11 : x
  2. Step 2: Convert to fraction form
    14,655.68/20,234.00 = 11,292.11/x
  3. Step 3: Cross multiply
    14,655.68x = 20,234.00 × 11,292.11
  4. Step 4: Simplify right side
    14,655.68x = 228,484,480.80
  5. Step 5: Solve for x
    x = 228,484,480.80/14,655.68
  6. Step 6: Final answer
    x = 15,590.17

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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.