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Finding the Fourth Proportional to 19,502.34, 26,913.26 and 10,549.82

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Solution

The fourth proportional to 19,502.34, 26,913.26 and 10,549.82 is: 14,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.34 : 26,913.26 = 10,549.82 : x
  2. Step 2: Convert to fraction form
    19,502.34/26,913.26 = 10,549.82/x
  3. Step 3: Cross multiply
    19,502.34x = 26,913.26 × 10,549.82
  4. Step 4: Simplify right side
    19,502.34x = 283,930,048.61
  5. Step 5: Solve for x
    x = 283,930,048.61/19,502.34
  6. Step 6: Final answer
    x = 14,558.77

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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.