Home / 30,987.04-46,465.98-11,251.66

Finding the Fourth Proportional to 30,987.04, 46,465.98 and 11,251.66

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Solution

The fourth proportional to 30,987.04, 46,465.98 and 11,251.66 is: 16,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,987.04 : 46,465.98 = 11,251.66 : x
  2. Step 2: Convert to fraction form
    30,987.04/46,465.98 = 11,251.66/x
  3. Step 3: Cross multiply
    30,987.04x = 46,465.98 × 11,251.66
  4. Step 4: Simplify right side
    30,987.04x = 522,819,408.53
  5. Step 5: Solve for x
    x = 522,819,408.53/30,987.04
  6. Step 6: Final answer
    x = 16,872.20

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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.