Home / 38,605.32-57,926.16-13,664.16

Finding the Fourth Proportional to 38,605.32, 57,926.16 and 13,664.16

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Solution

The fourth proportional to 38,605.32, 57,926.16 and 13,664.16 is: 20,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,605.32 : 57,926.16 = 13,664.16 : x
  2. Step 2: Convert to fraction form
    38,605.32/57,926.16 = 13,664.16/x
  3. Step 3: Cross multiply
    38,605.32x = 57,926.16 × 13,664.16
  4. Step 4: Simplify right side
    38,605.32x = 791,512,318.43
  5. Step 5: Solve for x
    x = 791,512,318.43/38,605.32
  6. Step 6: Final answer
    x = 20,502.67

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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.