Home / 14,623.21-20,170.74-9,587.76

Finding the Fourth Proportional to 14,623.21, 20,170.74 and 9,587.76

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Solution

The fourth proportional to 14,623.21, 20,170.74 and 9,587.76 is: 13,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.21 : 20,170.74 = 9,587.76 : x
  2. Step 2: Convert to fraction form
    14,623.21/20,170.74 = 9,587.76/x
  3. Step 3: Cross multiply
    14,623.21x = 20,170.74 × 9,587.76
  4. Step 4: Simplify right side
    14,623.21x = 193,392,214.14
  5. Step 5: Solve for x
    x = 193,392,214.14/14,623.21
  6. Step 6: Final answer
    x = 13,225.02

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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.