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Finding the Fourth Proportional to 14,602.38, 21,904.29 and 4,072.38

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Solution

The fourth proportional to 14,602.38, 21,904.29 and 4,072.38 is: 6,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,602.38 : 21,904.29 = 4,072.38 : x
  2. Step 2: Convert to fraction form
    14,602.38/21,904.29 = 4,072.38/x
  3. Step 3: Cross multiply
    14,602.38x = 21,904.29 × 4,072.38
  4. Step 4: Simplify right side
    14,602.38x = 89,202,592.51
  5. Step 5: Solve for x
    x = 89,202,592.51/14,602.38
  6. Step 6: Final answer
    x = 6,108.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.