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Finding the Fourth Proportional to 52,882.84, 72,977.84 and 29,009.51

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Solution

The fourth proportional to 52,882.84, 72,977.84 and 29,009.51 is: 40,032.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,882.84 : 72,977.84 = 29,009.51 : x
  2. Step 2: Convert to fraction form
    52,882.84/72,977.84 = 29,009.51/x
  3. Step 3: Cross multiply
    52,882.84x = 72,977.84 × 29,009.51
  4. Step 4: Simplify right side
    52,882.84x = 2,117,051,014.37
  5. Step 5: Solve for x
    x = 2,117,051,014.37/52,882.84
  6. Step 6: Final answer
    x = 40,032.86

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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.