Home / 30,855.93-46,278.01-15,045.09

Finding the Fourth Proportional to 30,855.93, 46,278.01 and 15,045.09

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Solution

The fourth proportional to 30,855.93, 46,278.01 and 15,045.09 is: 22,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.93 : 46,278.01 = 15,045.09 : x
  2. Step 2: Convert to fraction form
    30,855.93/46,278.01 = 15,045.09/x
  3. Step 3: Cross multiply
    30,855.93x = 46,278.01 × 15,045.09
  4. Step 4: Simplify right side
    30,855.93x = 696,256,825.47
  5. Step 5: Solve for x
    x = 696,256,825.47/30,855.93
  6. Step 6: Final answer
    x = 22,564.77

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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.