Home / 55,473.30-76,534.44-31,583.06

Finding the Fourth Proportional to 55,473.30, 76,534.44 and 31,583.06

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Solution

The fourth proportional to 55,473.30, 76,534.44 and 31,583.06 is: 43,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,473.30 : 76,534.44 = 31,583.06 : x
  2. Step 2: Convert to fraction form
    55,473.30/76,534.44 = 31,583.06/x
  3. Step 3: Cross multiply
    55,473.30x = 76,534.44 × 31,583.06
  4. Step 4: Simplify right side
    55,473.30x = 2,417,191,810.59
  5. Step 5: Solve for x
    x = 2,417,191,810.59/55,473.30
  6. Step 6: Final answer
    x = 43,573.97

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1.5x scale

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.