Home / 52,443.63-72,372.70-29,783.09

Finding the Fourth Proportional to 52,443.63, 72,372.70 and 29,783.09

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Solution

The fourth proportional to 52,443.63, 72,372.70 and 29,783.09 is: 41,100.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,443.63 : 72,372.70 = 29,783.09 : x
  2. Step 2: Convert to fraction form
    52,443.63/72,372.70 = 29,783.09/x
  3. Step 3: Cross multiply
    52,443.63x = 72,372.70 × 29,783.09
  4. Step 4: Simplify right side
    52,443.63x = 2,155,482,637.64
  5. Step 5: Solve for x
    x = 2,155,482,637.64/52,443.63
  6. Step 6: Final answer
    x = 41,100.94

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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.