Home / 34,983.52-52,467.90-12,807.28

Finding the Fourth Proportional to 34,983.52, 52,467.90 and 12,807.28

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Solution

The fourth proportional to 34,983.52, 52,467.90 and 12,807.28 is: 19,208.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,983.52 : 52,467.90 = 12,807.28 : x
  2. Step 2: Convert to fraction form
    34,983.52/52,467.90 = 12,807.28/x
  3. Step 3: Cross multiply
    34,983.52x = 52,467.90 × 12,807.28
  4. Step 4: Simplify right side
    34,983.52x = 671,971,086.31
  5. Step 5: Solve for x
    x = 671,971,086.31/34,983.52
  6. Step 6: Final answer
    x = 19,208.22

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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.