Home / 14,749.58-20,353.43-9,084.65

Finding the Fourth Proportional to 14,749.58, 20,353.43 and 9,084.65

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Solution

The fourth proportional to 14,749.58, 20,353.43 and 9,084.65 is: 12,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.58 : 20,353.43 = 9,084.65 : x
  2. Step 2: Convert to fraction form
    14,749.58/20,353.43 = 9,084.65/x
  3. Step 3: Cross multiply
    14,749.58x = 20,353.43 × 9,084.65
  4. Step 4: Simplify right side
    14,749.58x = 184,903,640.66
  5. Step 5: Solve for x
    x = 184,903,640.66/14,749.58
  6. Step 6: Final answer
    x = 12,536.20

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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.