Home / 55,566.51-76,681.00-31,693.58

Finding the Fourth Proportional to 55,566.51, 76,681.00 and 31,693.58

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Solution

The fourth proportional to 55,566.51, 76,681.00 and 31,693.58 is: 43,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.51 : 76,681.00 = 31,693.58 : x
  2. Step 2: Convert to fraction form
    55,566.51/76,681.00 = 31,693.58/x
  3. Step 3: Cross multiply
    55,566.51x = 76,681.00 × 31,693.58
  4. Step 4: Simplify right side
    55,566.51x = 2,430,295,440.88
  5. Step 5: Solve for x
    x = 2,430,295,440.88/55,566.51
  6. Step 6: Final answer
    x = 43,736.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.