Home / 36,516.32-54,774.48-13,142.16

Finding the Fourth Proportional to 36,516.32, 54,774.48 and 13,142.16

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Solution

The fourth proportional to 36,516.32, 54,774.48 and 13,142.16 is: 19,713.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.32 : 54,774.48 = 13,142.16 : x
  2. Step 2: Convert to fraction form
    36,516.32/54,774.48 = 13,142.16/x
  3. Step 3: Cross multiply
    36,516.32x = 54,774.48 × 13,142.16
  4. Step 4: Simplify right side
    36,516.32x = 719,854,980.08
  5. Step 5: Solve for x
    x = 719,854,980.08/36,516.32
  6. Step 6: Final answer
    x = 19,713.24

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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.