Home / 34,960.72-52,412.04-13,887.76

Finding the Fourth Proportional to 34,960.72, 52,412.04 and 13,887.76

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Solution

The fourth proportional to 34,960.72, 52,412.04 and 13,887.76 is: 20,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,960.72 : 52,412.04 = 13,887.76 : x
  2. Step 2: Convert to fraction form
    34,960.72/52,412.04 = 13,887.76/x
  3. Step 3: Cross multiply
    34,960.72x = 52,412.04 × 13,887.76
  4. Step 4: Simplify right side
    34,960.72x = 727,885,832.63
  5. Step 5: Solve for x
    x = 727,885,832.63/34,960.72
  6. Step 6: Final answer
    x = 20,820.10

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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.