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Finding the Fourth Proportional to 19,504.80, 26,916.63 and 10,552.30

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Solution

The fourth proportional to 19,504.80, 26,916.63 and 10,552.30 is: 14,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,504.80 : 26,916.63 = 10,552.30 : x
  2. Step 2: Convert to fraction form
    19,504.80/26,916.63 = 10,552.30/x
  3. Step 3: Cross multiply
    19,504.80x = 26,916.63 × 10,552.30
  4. Step 4: Simplify right side
    19,504.80x = 284,032,247.89
  5. Step 5: Solve for x
    x = 284,032,247.89/19,504.80
  6. Step 6: Final answer
    x = 14,562.17

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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.