Home / 30,695.80-46,043.82-8,510.92

Finding the Fourth Proportional to 30,695.80, 46,043.82 and 8,510.92

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Solution

The fourth proportional to 30,695.80, 46,043.82 and 8,510.92 is: 12,766.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695.80 : 46,043.82 = 8,510.92 : x
  2. Step 2: Convert to fraction form
    30,695.80/46,043.82 = 8,510.92/x
  3. Step 3: Cross multiply
    30,695.80x = 46,043.82 × 8,510.92
  4. Step 4: Simplify right side
    30,695.80x = 391,875,268.51
  5. Step 5: Solve for x
    x = 391,875,268.51/30,695.80
  6. Step 6: Final answer
    x = 12,766.41

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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.