Home / 21,727.39-32,591.09-10,039.09

Finding the Fourth Proportional to 21,727.39, 32,591.09 and 10,039.09

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Solution

The fourth proportional to 21,727.39, 32,591.09 and 10,039.09 is: 15,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.39 : 32,591.09 = 10,039.09 : x
  2. Step 2: Convert to fraction form
    21,727.39/32,591.09 = 10,039.09/x
  3. Step 3: Cross multiply
    21,727.39x = 32,591.09 × 10,039.09
  4. Step 4: Simplify right side
    21,727.39x = 327,184,835.51
  5. Step 5: Solve for x
    x = 327,184,835.51/21,727.39
  6. Step 6: Final answer
    x = 15,058.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.