Home / 30,929.91-46,385.62-16,130.76

Finding the Fourth Proportional to 30,929.91, 46,385.62 and 16,130.76

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Solution

The fourth proportional to 30,929.91, 46,385.62 and 16,130.76 is: 24,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,929.91 : 46,385.62 = 16,130.76 : x
  2. Step 2: Convert to fraction form
    30,929.91/46,385.62 = 16,130.76/x
  3. Step 3: Cross multiply
    30,929.91x = 46,385.62 × 16,130.76
  4. Step 4: Simplify right side
    30,929.91x = 748,235,114.93
  5. Step 5: Solve for x
    x = 748,235,114.93/30,929.91
  6. Step 6: Final answer
    x = 24,191.31

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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.