Home / 30,885.72-46,285.38-16,845.72

Finding the Fourth Proportional to 30,885.72, 46,285.38 and 16,845.72

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Solution

The fourth proportional to 30,885.72, 46,285.38 and 16,845.72 is: 25,245.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885.72 : 46,285.38 = 16,845.72 : x
  2. Step 2: Convert to fraction form
    30,885.72/46,285.38 = 16,845.72/x
  3. Step 3: Cross multiply
    30,885.72x = 46,285.38 × 16,845.72
  4. Step 4: Simplify right side
    30,885.72x = 779,710,551.57
  5. Step 5: Solve for x
    x = 779,710,551.57/30,885.72
  6. Step 6: Final answer
    x = 25,245.02

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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.