Home / 30,248.85-45,345.33-16,218.64

Finding the Fourth Proportional to 30,248.85, 45,345.33 and 16,218.64

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Solution

The fourth proportional to 30,248.85, 45,345.33 and 16,218.64 is: 24,312.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.85 : 45,345.33 = 16,218.64 : x
  2. Step 2: Convert to fraction form
    30,248.85/45,345.33 = 16,218.64/x
  3. Step 3: Cross multiply
    30,248.85x = 45,345.33 × 16,218.64
  4. Step 4: Simplify right side
    30,248.85x = 735,439,469.59
  5. Step 5: Solve for x
    x = 735,439,469.59/30,248.85
  6. Step 6: Final answer
    x = 24,312.97

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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.