Home / 35,294.89-52,938.26-13,108.72

Finding the Fourth Proportional to 35,294.89, 52,938.26 and 13,108.72

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Solution

The fourth proportional to 35,294.89, 52,938.26 and 13,108.72 is: 19,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,294.89 : 52,938.26 = 13,108.72 : x
  2. Step 2: Convert to fraction form
    35,294.89/52,938.26 = 13,108.72/x
  3. Step 3: Cross multiply
    35,294.89x = 52,938.26 × 13,108.72
  4. Step 4: Simplify right side
    35,294.89x = 693,952,827.63
  5. Step 5: Solve for x
    x = 693,952,827.63/35,294.89
  6. Step 6: Final answer
    x = 19,661.57

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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.