Home / 36,426.72-54,666-15,656.16

Finding the Fourth Proportional to 36,426.72, 54,666 and 15,656.16

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Solution

The fourth proportional to 36,426.72, 54,666 and 15,656.16 is: 23,495.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,426.72 : 54,666 = 15,656.16 : x
  2. Step 2: Convert to fraction form
    36,426.72/54,666 = 15,656.16/x
  3. Step 3: Cross multiply
    36,426.72x = 54,666 × 15,656.16
  4. Step 4: Simplify right side
    36,426.72x = 855,859,642.56
  5. Step 5: Solve for x
    x = 855,859,642.56/36,426.72
  6. Step 6: Final answer
    x = 23,495.38

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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.