Home / 22,990.12-34,482.94-7,418.92

Finding the Fourth Proportional to 22,990.12, 34,482.94 and 7,418.92

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Solution

The fourth proportional to 22,990.12, 34,482.94 and 7,418.92 is: 11,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,990.12 : 34,482.94 = 7,418.92 : x
  2. Step 2: Convert to fraction form
    22,990.12/34,482.94 = 7,418.92/x
  3. Step 3: Cross multiply
    22,990.12x = 34,482.94 × 7,418.92
  4. Step 4: Simplify right side
    22,990.12x = 255,826,173.22
  5. Step 5: Solve for x
    x = 255,826,173.22/22,990.12
  6. Step 6: Final answer
    x = 11,127.66

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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.