Home / 36,564.10-54,834.80-13,187.50

Finding the Fourth Proportional to 36,564.10, 54,834.80 and 13,187.50

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Solution

The fourth proportional to 36,564.10, 54,834.80 and 13,187.50 is: 19,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,564.10 : 54,834.80 = 13,187.50 : x
  2. Step 2: Convert to fraction form
    36,564.10/54,834.80 = 13,187.50/x
  3. Step 3: Cross multiply
    36,564.10x = 54,834.80 × 13,187.50
  4. Step 4: Simplify right side
    36,564.10x = 723,133,925
  5. Step 5: Solve for x
    x = 723,133,925/36,564.10
  6. Step 6: Final answer
    x = 19,777.16

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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.