Home / 35,130.94-52,717.17-12,959.89

Finding the Fourth Proportional to 35,130.94, 52,717.17 and 12,959.89

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Solution

The fourth proportional to 35,130.94, 52,717.17 and 12,959.89 is: 19,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.94 : 52,717.17 = 12,959.89 : x
  2. Step 2: Convert to fraction form
    35,130.94/52,717.17 = 12,959.89/x
  3. Step 3: Cross multiply
    35,130.94x = 52,717.17 × 12,959.89
  4. Step 4: Simplify right side
    35,130.94x = 683,208,592.52
  5. Step 5: Solve for x
    x = 683,208,592.52/35,130.94
  6. Step 6: Final answer
    x = 19,447.49

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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.