Home / 51,421.74-77,008.09-35,582.37

Finding the Fourth Proportional to 51,421.74, 77,008.09 and 35,582.37

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Solution

The fourth proportional to 51,421.74, 77,008.09 and 35,582.37 is: 53,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,421.74 : 77,008.09 = 35,582.37 : x
  2. Step 2: Convert to fraction form
    51,421.74/77,008.09 = 35,582.37/x
  3. Step 3: Cross multiply
    51,421.74x = 77,008.09 × 35,582.37
  4. Step 4: Simplify right side
    51,421.74x = 2,740,130,351.37
  5. Step 5: Solve for x
    x = 2,740,130,351.37/51,421.74
  6. Step 6: Final answer
    x = 53,287.39

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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.