Home / 14,930.25-20,595.18-9,331.53

Finding the Fourth Proportional to 14,930.25, 20,595.18 and 9,331.53

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Solution

The fourth proportional to 14,930.25, 20,595.18 and 9,331.53 is: 12,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930.25 : 20,595.18 = 9,331.53 : x
  2. Step 2: Convert to fraction form
    14,930.25/20,595.18 = 9,331.53/x
  3. Step 3: Cross multiply
    14,930.25x = 20,595.18 × 9,331.53
  4. Step 4: Simplify right side
    14,930.25x = 192,184,493.37
  5. Step 5: Solve for x
    x = 192,184,493.37/14,930.25
  6. Step 6: Final answer
    x = 12,872.16

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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.