Home / 55,473.29-76,534.45-31,583.06

Finding the Fourth Proportional to 55,473.29, 76,534.45 and 31,583.06

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Solution

The fourth proportional to 55,473.29, 76,534.45 and 31,583.06 is: 43,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,473.29 : 76,534.45 = 31,583.06 : x
  2. Step 2: Convert to fraction form
    55,473.29/76,534.45 = 31,583.06/x
  3. Step 3: Cross multiply
    55,473.29x = 76,534.45 × 31,583.06
  4. Step 4: Simplify right side
    55,473.29x = 2,417,191,664.79
  5. Step 5: Solve for x
    x = 2,417,191,664.79/55,473.29
  6. Step 6: Final answer
    x = 43,573.98

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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.