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Finding the Fourth Proportional to 30,779.67, 46,153.08 and 15,973.68

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Solution

The fourth proportional to 30,779.67, 46,153.08 and 15,973.68 is: 23,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,779.67 : 46,153.08 = 15,973.68 : x
  2. Step 2: Convert to fraction form
    30,779.67/46,153.08 = 15,973.68/x
  3. Step 3: Cross multiply
    30,779.67x = 46,153.08 × 15,973.68
  4. Step 4: Simplify right side
    30,779.67x = 737,234,530.93
  5. Step 5: Solve for x
    x = 737,234,530.93/30,779.67
  6. Step 6: Final answer
    x = 23,952.00

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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.