Home / 55,549.53-76,658.40-31,675.59

Finding the Fourth Proportional to 55,549.53, 76,658.40 and 31,675.59

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Solution

The fourth proportional to 55,549.53, 76,658.40 and 31,675.59 is: 43,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,549.53 : 76,658.40 = 31,675.59 : x
  2. Step 2: Convert to fraction form
    55,549.53/76,658.40 = 31,675.59/x
  3. Step 3: Cross multiply
    55,549.53x = 76,658.40 × 31,675.59
  4. Step 4: Simplify right side
    55,549.53x = 2,428,200,048.46
  5. Step 5: Solve for x
    x = 2,428,200,048.46/55,549.53
  6. Step 6: Final answer
    x = 43,712.34

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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.