Home / 21,241.61-29,334.65-17,501.84

Finding the Fourth Proportional to 21,241.61, 29,334.65 and 17,501.84

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Solution

The fourth proportional to 21,241.61, 29,334.65 and 17,501.84 is: 24,170.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,241.61 : 29,334.65 = 17,501.84 : x
  2. Step 2: Convert to fraction form
    21,241.61/29,334.65 = 17,501.84/x
  3. Step 3: Cross multiply
    21,241.61x = 29,334.65 × 17,501.84
  4. Step 4: Simplify right side
    21,241.61x = 513,410,116.57
  5. Step 5: Solve for x
    x = 513,410,116.57/21,241.61
  6. Step 6: Final answer
    x = 24,170.02

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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.