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Finding the Fourth Proportional to 35,328.96, 52,960.50 and 11,939.13

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Solution

The fourth proportional to 35,328.96, 52,960.50 and 11,939.13 is: 17,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328.96 : 52,960.50 = 11,939.13 : x
  2. Step 2: Convert to fraction form
    35,328.96/52,960.50 = 11,939.13/x
  3. Step 3: Cross multiply
    35,328.96x = 52,960.50 × 11,939.13
  4. Step 4: Simplify right side
    35,328.96x = 632,302,294.37
  5. Step 5: Solve for x
    x = 632,302,294.37/35,328.96
  6. Step 6: Final answer
    x = 17,897.56

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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.