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Finding the Fourth Proportional to 53,351, 73,624.08 and 29,477.68

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Solution

The fourth proportional to 53,351, 73,624.08 and 29,477.68 is: 40,679.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,351 : 73,624.08 = 29,477.68 : x
  2. Step 2: Convert to fraction form
    53,351/73,624.08 = 29,477.68/x
  3. Step 3: Cross multiply
    53,351x = 73,624.08 × 29,477.68
  4. Step 4: Simplify right side
    53,351x = 2,170,267,070.53
  5. Step 5: Solve for x
    x = 2,170,267,070.53/53,351
  6. Step 6: Final answer
    x = 40,679.03

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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.