Home / 30,855.91-46,284.02-7,482.34

Finding the Fourth Proportional to 30,855.91, 46,284.02 and 7,482.34

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Solution

The fourth proportional to 30,855.91, 46,284.02 and 7,482.34 is: 11,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.91 : 46,284.02 = 7,482.34 : x
  2. Step 2: Convert to fraction form
    30,855.91/46,284.02 = 7,482.34/x
  3. Step 3: Cross multiply
    30,855.91x = 46,284.02 × 7,482.34
  4. Step 4: Simplify right side
    30,855.91x = 346,312,736.80
  5. Step 5: Solve for x
    x = 346,312,736.80/30,855.91
  6. Step 6: Final answer
    x = 11,223.55

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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.