Home / 31,066.64-46,564.80-15,237.68

Finding the Fourth Proportional to 31,066.64, 46,564.80 and 15,237.68

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Solution

The fourth proportional to 31,066.64, 46,564.80 and 15,237.68 is: 22,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,066.64 : 46,564.80 = 15,237.68 : x
  2. Step 2: Convert to fraction form
    31,066.64/46,564.80 = 15,237.68/x
  3. Step 3: Cross multiply
    31,066.64x = 46,564.80 × 15,237.68
  4. Step 4: Simplify right side
    31,066.64x = 709,539,521.66
  5. Step 5: Solve for x
    x = 709,539,521.66/31,066.64
  6. Step 6: Final answer
    x = 22,839.27

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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.