Home / 37,855.13-52,241.15-21,089.21

Finding the Fourth Proportional to 37,855.13, 52,241.15 and 21,089.21

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Solution

The fourth proportional to 37,855.13, 52,241.15 and 21,089.21 is: 29,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855.13 : 52,241.15 = 21,089.21 : x
  2. Step 2: Convert to fraction form
    37,855.13/52,241.15 = 21,089.21/x
  3. Step 3: Cross multiply
    37,855.13x = 52,241.15 × 21,089.21
  4. Step 4: Simplify right side
    37,855.13x = 1,101,724,374.51
  5. Step 5: Solve for x
    x = 1,101,724,374.51/37,855.13
  6. Step 6: Final answer
    x = 29,103.70

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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.