Home / 30,913.11-46,369.59-11,187.03

Finding the Fourth Proportional to 30,913.11, 46,369.59 and 11,187.03

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Solution

The fourth proportional to 30,913.11, 46,369.59 and 11,187.03 is: 16,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,913.11 : 46,369.59 = 11,187.03 : x
  2. Step 2: Convert to fraction form
    30,913.11/46,369.59 = 11,187.03/x
  3. Step 3: Cross multiply
    30,913.11x = 46,369.59 × 11,187.03
  4. Step 4: Simplify right side
    30,913.11x = 518,737,994.42
  5. Step 5: Solve for x
    x = 518,737,994.42/30,913.11
  6. Step 6: Final answer
    x = 16,780.52

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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.