Home / 30,921.24-46,385.51-9,853.95

Finding the Fourth Proportional to 30,921.24, 46,385.51 and 9,853.95

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Solution

The fourth proportional to 30,921.24, 46,385.51 and 9,853.95 is: 14,782.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,921.24 : 46,385.51 = 9,853.95 : x
  2. Step 2: Convert to fraction form
    30,921.24/46,385.51 = 9,853.95/x
  3. Step 3: Cross multiply
    30,921.24x = 46,385.51 × 9,853.95
  4. Step 4: Simplify right side
    30,921.24x = 457,080,446.99
  5. Step 5: Solve for x
    x = 457,080,446.99/30,921.24
  6. Step 6: Final answer
    x = 14,782.09

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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.