Home / 15,596.28-21,523.77-8,882.51

Finding the Fourth Proportional to 15,596.28, 21,523.77 and 8,882.51

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Solution

The fourth proportional to 15,596.28, 21,523.77 and 8,882.51 is: 12,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596.28 : 21,523.77 = 8,882.51 : x
  2. Step 2: Convert to fraction form
    15,596.28/21,523.77 = 8,882.51/x
  3. Step 3: Cross multiply
    15,596.28x = 21,523.77 × 8,882.51
  4. Step 4: Simplify right side
    15,596.28x = 191,184,994.64
  5. Step 5: Solve for x
    x = 191,184,994.64/15,596.28
  6. Step 6: Final answer
    x = 12,258.37

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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.