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Finding the Fourth Proportional to 52,546.51, 72,515.79 and 29,888.79

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Solution

The fourth proportional to 52,546.51, 72,515.79 and 29,888.79 is: 41,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,546.51 : 72,515.79 = 29,888.79 : x
  2. Step 2: Convert to fraction form
    52,546.51/72,515.79 = 29,888.79/x
  3. Step 3: Cross multiply
    52,546.51x = 72,515.79 × 29,888.79
  4. Step 4: Simplify right side
    52,546.51x = 2,167,409,218.99
  5. Step 5: Solve for x
    x = 2,167,409,218.99/52,546.51
  6. Step 6: Final answer
    x = 41,247.44

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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.