Home / 35,234-52,807.80-21,185.36

Finding the Fourth Proportional to 35,234, 52,807.80 and 21,185.36

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Solution

The fourth proportional to 35,234, 52,807.80 and 21,185.36 is: 31,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,234 : 52,807.80 = 21,185.36 : x
  2. Step 2: Convert to fraction form
    35,234/52,807.80 = 21,185.36/x
  3. Step 3: Cross multiply
    35,234x = 52,807.80 × 21,185.36
  4. Step 4: Simplify right side
    35,234x = 1,118,752,253.81
  5. Step 5: Solve for x
    x = 1,118,752,253.81/35,234
  6. Step 6: Final answer
    x = 31,752.06

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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.