Home / 30,377.73-45,564.98-10,658.28

Finding the Fourth Proportional to 30,377.73, 45,564.98 and 10,658.28

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Solution

The fourth proportional to 30,377.73, 45,564.98 and 10,658.28 is: 15,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.73 : 45,564.98 = 10,658.28 : x
  2. Step 2: Convert to fraction form
    30,377.73/45,564.98 = 10,658.28/x
  3. Step 3: Cross multiply
    30,377.73x = 45,564.98 × 10,658.28
  4. Step 4: Simplify right side
    30,377.73x = 485,644,261.74
  5. Step 5: Solve for x
    x = 485,644,261.74/30,377.73
  6. Step 6: Final answer
    x = 15,986.85

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1.5x scale

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.